Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Investments Investment, Policy [Policy Text Block] Current liabilities Business Combination, Recognized Liability Assumed, Liability, Current Award Timing Predetermined Award Timing Predetermined [Flag] Investment in partnerships Deferred Tax Assets, Investment in Subsidiaries Entity File Number Entity File Number Additional Paid-In Capital Additional Paid-in Capital [Member] Tabular List, Table Tabular List [Table Text Block] LAMAR MEDIA CORP. AND SUBSIDIARIES Lamar Media Corporation And Subsidiaries [Member] Lamar Media Corporation and Subsidiaries. Billboard Reportable Segment, Aggregation before Other Operating Segment [Member] Secured Overnight Financing Rate (SOFR) Secured Overnight Financing Rate (SOFR) [Member] Undistributed earnings of subsidiaries Undistributed Earnings of Foreign Subsidiaries Goodwill [Line Items] Goodwill [Line Items] Adjustment to Compensation: Adjustment to Compensation [Axis] Related Party Transactions Related Party Transactions Disclosure [Text Block] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Revenue Revenue from Contract with Customer [Text Block] Trade accounts payable Increase (Decrease) in Accounts Payable, Trade Distributions paid, preferred stockholders Payments of Ordinary Dividends, Preferred Stock and Preference Stock Stock, Class of Stock [Table] Stock, Class of Stock [Table] Issuance of common stock through employee purchase plan (in shares) Purchases (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Current income tax expense (benefit) Total current Current income tax expense Current Income Tax Expense (Benefit) Adjustment to Compensation, Amount Adjustment to Compensation Amount Term B Loan Facility Term B Loan Facility [Member] Term B loan facility. Debt, excluding current maturities Debt Instrument Carrying Amount Non Current Debt Instrument Carrying Amount Non Current Benefit Plans Pension Plan [Member] Other assets Increase (Decrease) in Other Operating Assets Principles of Consolidation Consolidation, Policy [Policy Text Block] Stock-based compensation Non-cash compensation Non-cash compensation expense Share-Based Payment Arrangement, Noncash Expense U.S. federal, total Federal Income Tax Expense (Benefit), Continuing Operations Employee Stock Option Share-Based Payment Arrangement, Option [Member] Thereafter Contractual Obligation, to be Paid, after Year Five Debt, net of deferred financing costs Long Term Debt Net Of Deferred Financing Costs Long term debt, net of deferred financing costs. Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Capital expenditures other recurring SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Addition Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Cash paid for state, federal, and foreign income taxes Income Taxes Paid Liquidation value of outstanding preferred stock Preferred Stock Liquidation Value Total liquidation value of issued and outstanding preferred stock as of the balance sheet date. Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Summary of Major Categories of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] Deferred Compensation Arrangement with Individual, Excluding Share-Based Payment and Postretirement Benefit [Table] Advertising structures Advertising Structures [Member] Advertising structures. LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] State and Local Jurisdiction State and Local Jurisdiction [Member] Cover [Abstract] Cover [Abstract] Maximum Maximum [Member] Exercisable, at end of year, weighted average exercise price (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Estimated Life (Years) Estimated Life (Years) Finite-Lived Intangible Asset, Useful Life Net income attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Intangible assets, net (note 6) Intangible assets, net (note 3) Total Finite-Lived Intangible Assets, Net Restricted Stock Restricted Stock [Member] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, by Property [Table] Debt Instrument [Line Items] Debt Instrument [Line Items] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Prior to February 15, 2023 Debt Instrument, Redemption, Period One [Member] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Income before income tax expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company 2024 Acquisitions 2024 Acquisitions [Member] 2024 Acquisitions Distribution Restrictions [Abstract] Distribution Restrictions [Abstract] Distribution restrictions. Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Proceeds from disposition of assets and investments Proceeds from Sale of Property, Plant, and Equipment Proceeds received from note offering Proceeds from Issuance of Debt Accumulated depreciation: SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Summary of Income Tax Paid (Net of Refunds Received) Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Asset Retirement Obligations Asset Retirement Obligation [Policy Text Block] Debt ratio related to actual position on senior credit facility (less than) Maximum Actual Holdings Debt Ratio Maximum actual holdings debt ratio. Letter of Credit Letter of Credit [Member] Other receivables Other Receivables U.S. Income (Loss) from Continuing Operations before Income Taxes, Domestic Current operating lease liabilities (note 7) Current operating lease liabilities Operating Lease, Liability, Current Interest expenses Finance Lease, Interest Expense Document Fiscal Period Focus Document Fiscal Period Focus Accounts Payable And Accrued Liabilities Current And Noncurrent [Table] Accounts Payable And Accrued Liabilities Current And Noncurrent [Table] Accounts Payable And Accrued Liabilities Current And Noncurrent [Table] Amount receivable from parent company Accounts Receivable From Associated Companies Accounts Receivable From Associated Companies Award Timing Method Award Timing Method [Text Block] Award Type [Axis] Award Type [Axis] Lamar Media Corp. Parent Company [Member] Verde Outdoor Verde Outdoor [Member] Verde Outdoor Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol Schedule Of Effective Income Tax Rate Reconciliation [Table] Schedule Of Effective Income Tax Rate Reconciliation [Table] Schedule Of Effective Income Tax Rate Reconciliation [Table] 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Acquisitions Business Combination [Policy Text Block] Changes in valuation allowances Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Summary of Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Issuance of common stock through stock awards (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Stock Options and Employee Stock Purchase Plan Employee Stock Options And Employee Stock Purchase Plan [Member] Employee stock options and employee stock purchase plan. Entity Address, City or Town Entity Address, City or Town Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Investment maturity period Investment Maturity Period Investment maturity period. Finance lease, weighted average discount rate, percent Finance Lease, Weighted Average Discount Rate, Percent Accounts Receivable Securitization Program Accounts Receivable Securitization Program [Member] Accounts Receivable Securitization Program Series AA PREF Stock Series A A Preferred Stock [Member] Series AA preferred stock. Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] Assets sold or written-off SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation, Investment in Real Estate Sold Credit Losses Credit Loss, Financial Instrument [Policy Text Block] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Business combination, consideration transferred Business Combination, Consideration Transferred Period of graded vesting for option valuation Period Of Graded Vesting For Option Valuation Period of graded vesting for option valuation. Entity Emerging Growth Company Entity Emerging Growth Company 2028 Long-Term Debt, Maturity, Year Three (Increase) decrease in: Increase (Decrease) in Operating Assets [Abstract] Finance lease, weighted average remaining lease term Finance Lease, Weighted Average Remaining Lease Term Outstanding, beginning of year (in shares) Outstanding, end of year (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Payments on revolving credit facility Repayments of lines of credit Repayments of Lines of Credit Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Net Revenues Total net revenues Revenue from Contract with Customer, Including Assessed Tax Deferred financing costs Debt Issuance Costs, Net Insurance benefits Accrued Insurance, Current Distributions to non-controlling interest Payments of Distributions to Affiliates Common stock, shares, outstanding (in shares) Common Stock, Shares, Outstanding Provision for doubtful accounts Accounts Receivable, Credit Loss Expense (Reversal) Deducted in balance sheet from trade accounts receivable: allowance for doubtful accounts SEC Schedule, 12-09, Allowance, Credit Loss [Member] Disaggregation Revenue Disaggregation of Revenue [Table Text Block] Proceeds from senior credit facility term loans Proceeds received from senior credit facility term loans Proceeds from Issuance of Senior Long-Term Debt Net change in total state valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Initial Cost SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Building and Improvements Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Summary of Estimated Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Unvested LTIP Units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Income tax expense (note 12) Income tax expense Income tax expense Income Tax Expense (Benefit) Useful Lives SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Life Used for Depreciation Adjusted rate Debt Instrument, Basis Spread on Variable Rate Class B CMN Stock Common Class B [Member] Logo Advertising Logo Advertising [Member] Logo advertising. Document Information [Line Items] Document Information [Line Items] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Property, plant and equipment (note 5) Property, plant and equipment Property, Plant and Equipment, Gross Summary of Weighted Average Assumptions Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions And Methodology [Table Text Block] Share based compensation arrangement by share based payment award fair value assumptions and methodology. Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Goodwill acquired during the year Goodwill, Acquired During Period Accrued Expenses [Line Items] Accrued Expenses [Line Items] Accrued Expenses Acquisitions Payments to Acquire Businesses, Net of Cash Acquired U.S. federal Income Tax Paid, Federal, after Refund Received Building and improvements Building and Building Improvements [Member] All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Redeemed percentage of aggregate principal amount Debt Instrument, Redemption Price, Percentage Accrued expenses (note 8) Accrued expenses (note 4) Total accrued expenses Accrued Liabilities, Current Intangibles Deferred Tax Assets, Goodwill and Intangible Assets SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation Disclosure [Abstract] Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Billboard Advertising Billboard Advertising [Member] Billboard advertising. Contribution from parent Adjustments To Additional Paid In Capital Contribution From Parent Adjustments to additional paid in capital for contributions from parent Outstanding, beginning of year (in shares) Outstanding, ending of year (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Stock Repurchase Program Stock Repurchase Program [Member] Stock repurchase program. Cash flows provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Additional consideration Equity Method Investments, Sale, Contingent Consideration, Maximum Amount Receivable Equity Method Investments, Sale, Contingent Consideration, Maximum Amount Receivable Estimated Life (Years) Property, Plant and Equipment, Useful Life Preferred stock, par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Income Tax [Line Items] Income Tax [Line Items] Income Tax. Other assets Business Combination, Recognized Asset Acquired, Other Asset, Current Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Debt, Less current maturities Less current maturities Debt Instrument Carrying Amount Current Debt Instrument Carrying Amount Current Equity Components [Axis] Equity Components [Axis] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Variable operating lease, cost Variable Operating Lease Cost Variable operating lease cost. Reallocation of capital Additional Paid-In Capital, Reallocation Of Capital Additional Paid-In Capital, Reallocation Of Capital Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Number of reportable segments Number of Reportable Segments Expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period Dividends/distributions Payments of Ordinary Dividends Range of awards of target number of share Shares Subject To Awards As Percentage Of Target Number Of Shares Shares subject to awards as percentage of target number of shares. Acquisition of advertising displays Real Estate Acquisitions Advertising Displays Real estate, acquisitions, advertising displays. Deferred tax assets: Components of Deferred Tax Assets [Abstract] Transit Advertising Transit Advertising [Member] Transit advertising. Summary of Minimum Payments Related to Agreements Contractual Obligation, Fiscal Year Maturity [Table Text Block] Entity Address, State or Province Entity Address, State or Province Principal payments on financing leases Principal payments on financing leases Finance Lease, Principal Payments Land acquisitions SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Other Acquisition Dividends/distributions to common shareholders Dividends, Common Stock Total current liabilities Current liabilities Liabilities, Current Individual: Individual [Axis] Income Tax Jurisdiction [Domain] Income Tax Jurisdiction [Domain] Right-of-Use asset obtained in exchange for finance lease liability Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Document Annual Report Document Annual Report Capital expenditures on new advertising displays Real Estate Capital Expenditure On Advertisement Displays Real estate capital expenditure on advertisement displays. Debt Ratio Less Than Three Point Two Five Debt Ratio Less Than Three Point Two Five [Member] Debt Ratio Less Than Three Point Two Five Lease liabilities Deferred Tax Assets, Lease Liabilities Deferred Tax Assets, Lease Liabilities Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Ownership percentage, noncontrolling owner Subsidiary, Ownership Percentage, Noncontrolling Owner Entity Interactive Data Current Entity Interactive Data Current Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Aggregate intrinsic value of options exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Stock-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount Statement of Income and Comprehensive Income [Line Items] Statement of Income and Comprehensive Income [Line Items] Statement of Income and Comprehensive Income Acquisition of Advertising Displays Acquired Advertising Displays [Member] Acquired advertising displays. Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] State net operating loss carry forwards Net operating loss carry forwards Deferred Tax Assets, Operating Loss Carryforwards Contributions from parent Proceeds from Contributions from Parent Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Ownership [Domain] Ownership [Domain] Depreciation and Amortization Expense Excluded from Operating Expenses in its Consolidated Statements of Income and Comprehensive Income Depreciation And Amortization Expenses Excluded From Operating Expenses Table [Table Text Block] Depreciation and amortization expenses excluded from operating expenses. Balance at Beginning of Year Balance at End of Year SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Asset acquisition costs Business Combination, Recognized Asset Acquired, Asset Acquisition Costs Business Combination, Recognized Asset Acquired, Asset Acquisition Costs Auditor [Table] Auditor [Table] Other assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] Interest Interest Payable, Current Entity Central Index Key Entity Central Index Key PEO Name PEO Name Revenues Revenue from external customers Revenues Summary of Long-Term Debt Contractual Maturities Schedule of Maturities of Long-Term Debt [Table Text Block] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Supplemental Cash Flow Elements [Abstract] Supplemental Cash Flow Elements [Abstract] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount State and local, total State and Local Income Tax Expense (Benefit), Continuing Operations Statements of Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Schedule of Financial Performance by Segment Schedule of Segment Reporting Information, by Segment [Table] Share-Based Payment Arrangement, Tranche One Share-Based Payment Arrangement, Tranche One [Member] Deferred income Contract with Customer, Liability, Current General and administrative expenses Advertising Barter Transaction General And Administrative Expenses Amount included in general and administrative expenses related to barter transactions for the period. Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Class of Stock [Domain] Class of Stock [Domain] U.S. federal statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Foreign, total Foreign Income Tax Expense (Benefit), Continuing Operations Long-term debt, net of deferred financing costs of $29,517 and $22,826 in 2025 and 2024, respectively (note 9) Long-term debt, excluding current maturities Long-term debt, excluding current maturities Long-Term Debt, Excluding Current Maturities 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three Statement of Financial Position Location, Balance [Axis] Statement of Financial Position Location, Balance [Axis] Vesting [Domain] Vesting [Domain] Schedule Of Effective Income Tax Rate Reconciliation [Line Items] Schedule Of Effective Income Tax Rate Reconciliation [Line Items] Schedule Of Effective Income Tax Rate Reconciliation [Line Items] Non-lease transit payments Non-Lease Transit Payments Non-Lease Transit Payments Gross Carrying Amount Finite-Lived Intangible Assets, Gross Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] EATEL Corp, LLC E A T E L Corp Limited Liability Company [Member] EATEL Corp limited liability company. Number of states in which the company operates Number of States in which Entity Operates Entity Address, Address Line One Entity Address, Address Line One Accumulated Comprehensive Loss AOCI Attributable to Parent [Member] Receivables, allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Ownership [Axis] Ownership [Axis] Name of Property [Domain] Name of Property [Domain] Fair Value as of Grant Date Award Grant Date Fair Value Other notes with various rates and terms Other Notes With Various Rates And Terms [Member] Other notes with various rates and terms. Net operating loss carry forwards Operating Loss Carryforwards Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Summary of Long-Term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Title and Position [Domain] Title and Position [Domain] Total operating expenses Costs and Expenses Total unrecognized compensation cost related to nonvested awards Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Related Party Transaction [Line Items] Related Party Transaction [Line Items] Number of transit advertising displays Number Of Transit Advertising Displays Number of transit advertising displays. Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Counterparty Name [Domain] Counterparty Name [Domain] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Conversion ratio Stockholders' Equity Note, Stock Split, Conversion Ratio Net income attributable to non-controlling interest Other Comprehensive Income (Loss), before Tax, Portion Attributable to Noncontrolling Interest Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Outstanding, end of year, weighted average remaining contractual term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Accounting Standards Update and Change in Accounting Principle [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Purchase price, cash Payments to Acquire Businesses, Gross Non-PEO NEO Non-PEO NEO [Member] Aggregate intrinsic value of options outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Letter of credit outstanding balance Letters of credit with bank Letters of Credit Outstanding, Amount Issuance of common stock through employee purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Operating loss carryforwards, subject to expiration Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration Sale of Stock [Axis] Sale of Stock [Axis] Other Other Intangible Assets [Member] Land Land [Member] Award Type [Domain] Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Non-controlling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Number of single asset exceeded 5% of the total gross carrying amount Number Of Single Asset Contribution On Gross Carrying Amount Number of single asset contribution on gross carrying amount. Total advertising expenses Advertising Expense Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Non- Guarantor Subsidiaries Non-Guarantor Subsidiaries [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] CANADA CANADA Compensation Amount Outstanding Recovery Compensation Amount Other adjustments Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Expected dividend yield Dividend Yield Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Charged to Costs and Expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Foreign tax effects Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Encumbrances SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Amount of Encumbrances Accumulated comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Goodwill, gross carrying amount Goodwill, beginning balance Goodwill, ending balance Goodwill, Gross 2026 Long-Term Debt, Maturity, Year One Employers contribution as percentage of employees compensation Employers Contribution As Percentage Of Employees Compensation Employers contribution as percentage of employees compensation. Financial Instruments [Domain] Financial Instruments [Domain] Gross deferred tax liabilities Deferred Tax Liabilities, Gross Number of states in which the company operates logo sign business Number Of States In Which Entity Operates With Logo Sign Business Number of states in which the entity operates with logo sign business as of the balance sheet date. 2030 Long-Term Debt, Maturity, Year Five Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Purchase price adjustments and other Goodwill, Measurement Period Adjustment Company Selected Measure Name Company Selected Measure Name Performance-Based Stock Incentive Program Performance Based Stock Incentive Program [Member] Performance based stock incentive program. Asset Retirement Obligation Asset Retirement Obligation Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Trade accounts payable Accounts Payable, Current Ownership interest in limited liability company Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Operating lease, cash payments Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Available borrowing on accounts receivable securitization Accounts Receivable Securitization Available Borrowing Amount Accounts receivable securitization available borrowing amount. Payments on senior credit facility term loans Repayments of Senior Debt Foreign, current Current Foreign Tax Expense (Benefit) Goodwill [Roll Forward] Goodwill [Roll Forward] Commitment and Contingencies Commitments and Contingencies Disclosure [Text Block] Share-Based Payment Arrangement, Tranche Two Share-Based Payment Arrangement, Tranche Two [Member] Weighted average common shares outstanding diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Issuance of shares of common stock through redemption of common units of Lamar Advertising Limited Partnership (in shares) Common Stock, Shares, Redemption Of Common Units In Limited Partnership Common Stock, Shares, Redemption Of Common Units In Limited Partnership Entity Small Business Entity Small Business Voting interests acquired (in percent) Business Combination, Voting Equity Interest Acquired, Percentage Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Income tax penalties and interest expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Deferred tax liabilities foreign withholding taxes Undistributed earnings of foreign subsidiaries Deferred Tax Liabilities, Undistributed Foreign Earnings Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Commitment fee Line of Credit Facility, Commitment Fee Amount State and local, current Current State and Local Tax Expense (Benefit) Long-term Debt Long-Term Debt [Text Block] Document Transition Report Document Transition Report Senior Credit Facility Senior Credit Facility [Member] Senior Credit Facility. Reportable Legal Entities Reportable Legal Entities [Member] Underlying Securities Award Underlying Securities Amount Principal payments on long-term debt Repayments of Other Long-Term Debt Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date Subsequent Events Subsequent Events, Policy [Policy Text Block] Income Taxes Income Tax Disclosure [Text Block] Proceeds received from revolving credit facility Proceeds from Lines of Credit Class A CMN Stock Common Class A [Member] Volatility rate on publicly traded options Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Implied Volatility Rate On Publicly Traded Options Share based compensation arrangement by share based payment award fair value assumptions implied volatility rate on publicly traded options. Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Exercisable, at end of year, weighted average remaining contractual term Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Stockholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items] Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items] Document Type Document Type Name Outstanding Recovery, Individual Name Product and Service [Axis] Product and Service [Axis] Total current assets Current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Stock repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Site locations Site Locations [Member] Site locations. Initial gain on transaction Equity Method Investment, Realized Gain (Loss) on Disposal REIT threshold percentage of taxable income to be distributed to stockholders Percentage Net Income Available For Dividend Distribution Percentage net income available for dividend distribution. Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Total intrinsic value of options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net income applicable to common stock Net Income (Loss) Available to Common Stockholders, Basic Share Repurchase Program [Domain] Share Repurchase Program [Domain] Current liabilities: Liabilities, Current [Abstract] Operating expenses (income) Operating Expenses Outstanding revolving credit facility Long-Term Line of Credit Gain on disposition of assets and investments Gain on disposition of assets Gain on disposition of assets Gain on disposition of assets Gain (Loss) on Disposition of Assets Accrued expenses Increase (Decrease) in Accrued Liabilities Related Party Transaction [Table] Related Party Transaction [Table] Diluted earnings per share (in usd per share) Earnings Per Share, Diluted Receivables, net of allowance for doubtful accounts of $11,856 and $12,404 as of 2025 and 2024, respectively Accounts Receivable, after Allowance for Credit Loss, Current Preferred stock dividends Dividends, Preferred Stock, Cash Common stock, shares sold (in shares) Sale of Stock, Number of Shares Issued in Transaction Shares held in treasury (in shares) Treasury Stock, Common, Shares U.S. State and local - other Income Tax Paid, State and Local, after Refund Received Consolidation Items [Domain] Consolidation Items [Domain] SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items] SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items] Auditor Location Auditor Location Prepaid expenses Increase (Decrease) in Prepaid Expense Customer lists and contracts Customer Lists And Contracts [Member] Customer lists and contracts. Minimum years of service required to participate in Company sponsored saving and profit sharing plan Minimum Term Of Service Required To Participate In Company Sponsored Saving And Profit Sharing Plan Minimum years of service required. Comprehensive Income Comprehensive Income, Policy [Policy Text Block] Accrued Expenses Accounts Payable and Accrued Liabilities Disclosure [Text Block] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Axis] Reilly Family, LLC Reilly Family Limited Liability Company [Member] Reilly Family Limited Liability company. Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Total Income Taxes Paid, Net 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Two Revision in cost estimate in the calculation of asset retirement obligations Increase (Decrease) in Asset Retirement Obligations Debt Debt Long-Term Debt, Gross Granted, weighted average exercise price (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Payroll Employee-related Liabilities, Current Property, Plant and Equipment Property, Plant and Equipment Disclosure [Text Block] Total undiscounted operating lease payments Lessee, Operating Lease, Liability, to be Paid LAMAR MEDIA CORP Subsidiaries [Member] Capitalized contract cost, net current Capitalized Contract Cost, Net, Current Direct advertising expenses Advertisement Expense [Member] Advertisement expense. Expiration Date Trading Arrangement Expiration Date Reportable Segment Reportable Segment [Member] Reportable Segment Accumulated Depreciation Balance at the beginning of the year Balance at the end of the year SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation Equity Distribution Agreement Equity Distribution Agreement [Member] Equity distribution agreement. Other liabilities Increase (Decrease) in Other Operating Liabilities 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Five Aggregate amount paid on backup-recovery services Related Party Transaction, Amounts of Transaction Assets sold or written-off SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Cost of Investment in Real Estate Sold Net property, plant and equipment Property, Plant and Equipment, Net Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Deferred Profit Sharing Deferred Profit Sharing [Member] Entity Current Reporting Status Entity Current Reporting Status Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Consolidated Entities [Domain] Consolidated Entities [Domain] U.S. federal statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis] Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis] Financial Instrument [Axis] Financial Instrument [Axis] Adjustments to reconcile net income to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Executive Category: Executive Category [Axis] Asset retirement obligation (note 10) Asset retirement obligation Beginning balance Ending balance Asset Retirement Obligations, Noncurrent SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] State and local income taxes, Net of federal income tax effect Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Current financing lease liabilities (note 7) Current financing lease liabilities Finance Lease, Liability, Current Current Fiscal Year End Date Current Fiscal Year End Date Summary of ESPP Share Activity Schedule of Share-Based Compensation, Employee Stock Purchase Plan, Activity [Table Text Block] Expected Lives Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Shares available for future stock option and restricted share grants to employees and directors under existing plans (in shares) Available for future purchases, beginning of period (in shares) Available for future purchases, end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Stock-based compensation Accrued expenses, liability Share Based Compensation Arrangement By Share Based Payment Award Accrued Liabilities Share Based Compensation Arrangement By Share Based Payment Award Accrued Liabilities Verde transaction Verde Outdoor transaction Stock Issued During Period, Value, Acquisitions Description of the Business and Significant Accounting Policies Business Description and Accounting Policies [Text Block] Employers contribution as percentage of employees contribution Employers Contribution As Percentage Of Employees Contribution Employers contribution as percentage of employees contribution. Unrecognized tax benefits Beginning balance Ending balance Unrecognized Tax Benefits Net proceeds form the issuance of debt Proceeds from Debt, Net of Issuance Costs Weighted average common shares used in computing earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] 2027 Long-Term Debt, Maturity, Year Two Equity in earnings of investee Income (Loss) In Equity in Earnings of Investee Income (Loss) In Equity in Earnings of Investee Leases Lessee, Operating Leases [Text Block] Cash flows used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Deferred financing costs, excluding current maturities Debt Issuance Costs, Noncurrent, Net Measure: Measure [Axis] Puerto Rico PUERTO RICO Period of cliff vesting for option valuation Period Of Cliff Vesting For Option Valuation Period of cliff vesting for option valuation. 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Amortization included in interest expense Amortization of Debt Issuance Costs Entity Tax Identification Number Entity Tax Identification Number Proceeds from sale of equity method investments Proceeds from Sale of Equity Method Investments 2028 Contractual Obligation, to be Paid, Year Three Net revenues Advertising Barter Transaction Net Revenue Amount included in advertising revenue related to barter transactions for the period. 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Nontaxable or nondeductible items Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount Maximum borrowing limit of incremental loan facility Line of Credit Facility, Maximum Borrowing Capacity Dividends, preferred stock Dividends, Preferred Stock Business Combination, Consideration Transferred, Equity Interest, Type [Domain] Business Combination, Consideration Transferred, Equity Interest, Type [Domain] Stock repurchased during period (in shares) Stock Repurchased During Period, Shares Senior or Senior Subordinated Notes and other Indebtedness Senior Or Senior Subordinated Notes And Other Indebtedness [Member] Senior or senior subordinated notes and other indebtedness. Non-Cash Financing Activities [Line Items] Non-Cash Financing And Investing Activities [Line Items] Non-Cash Financing And Investing Activities Statement [Line Items] Statement [Line Items] Accrued Expenses [Table] Accrued Expenses [Table] Accrued Expenses Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Additional shares reserved (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Common Stock Common Stock [Member] Vested at end of year (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Restricted Stock Awards to Directors Restricted Stock Awards To Directors [Member] Restricted Stock Awards To Directors. Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Current assets Business Combination, Recognized Asset Acquired, Asset, Current Number of assets acquired Number of Assets Acquired Number of Assets Acquired Cash dividends paid per share of common stock (in usd per share) Common Stock, Dividends, Per Share, Cash Paid Statistical Measurement [Domain] Statistical Measurement [Domain] Debt, net of deferred financing costs Debt Net Of Deferred Financing Costs [Member] Debt net of deferred financing costs. Property, plant and equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Other Current Assets Other Current Assets [Member] Current income tax expense (benefit) related to current period earnings Current Foreign Tax Expense Benefit Related To Current Period Earnings Current foreign tax expense benefit related to current period earnings. Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Summary of Condensed Consolidating Balance Sheet (Subsidiary) Condensed Balance Sheet [Table Text Block] Fully vesting period of contribution Vesting Period On Entity Matched Contribution Vesting period on entity matched contribution. Preferred stock, cumulative dividends (in usd per share) Preferred Stock Cumulative Dividends Preferred stock, cumulative dividends. Amount deductible for tax purposes Business Combination, Goodwill, Expected Tax Deductible, Amount Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Equity in earnings of investee Equity in earnings of investee Income (Loss) from Equity Method Investments Foreign exchange Real Estate Accumulated Depreciation Foreign Exchange Real estate accumulated depreciation, foreign exchange. Leases [Abstract] Leases [Abstract] Additions for tax positions related to prior years Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Nature of Business Nature Of Business Policy [Policy Text Block] Nature of business. Interest expense, net Interest expense, net Interest Income (Expense), Nonoperating Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Basic earnings per share (in usd per share) Earnings Per Share, Basic New Advertising Displays New Advertising Displays [Member] New advertising displays. Liabilities settled Asset Retirement Obligation, Liabilities Settled Preferred stock dividend shares (in dollars per share) Preferred Stock, Dividends Per Share, Declared Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Percent Gross deferred tax assets Deferred Tax Assets, Gross Summary of Reconciliation of Net Income to Adjusted EBITDA Schedule of Segment Reporting Information, by Segment [Table Text Block] Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Revision in estimates Asset Retirement Obligation, Revision of Estimate Percentage of asset contribution to total gross carrying amount Percentage Of Asset Contribution On Gross Carrying Amount Percentage of asset contribution on gross carrying amount. T-Mobile USA T-Mobile USA [Member] T-Mobile USA Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Audit Information [Abstract] Audit Information Depreciation and Amortization Depreciation And Amortization Disclosure [Text Block] Depreciation and amortization disclosure. 4% Senior Notes Four Point Zero Percent Senior Notes [Member] Four point zero percent senior notes. Compensation expense related to performance based compensation agreements Stock-based compensation expense Share-Based Payment Arrangement, Expense Income Tax [Table] Income Tax [Table] Income Tax. Direct advertising expenses Advertising Barter Transaction Direct Advertising Expenses Amount included in direct advertising expenses related to barter transactions for the period. Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Current assets: Assets, Current [Abstract] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Total liabilities and stockholders’ equity Liabilities and Equity Foreign Currency Translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Investment in partnerships Deferred Tax Liabilities, Investment in Noncontrolled Affiliates Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Cash and cash equivalents at beginning of year Cash and cash equivalents at end of year Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Debt ratio (less than) Maximum Holding Debt Ratio For Applicability Of Restriction On Transfer Maximum holding debt ratio for applicability of restriction on transfer. General and administrative expenses General and Administrative Expense [Member] Accounting Policies [Abstract] Accounting Policies [Abstract] Summary of Maturities of Operating Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Treasury Stock Treasury Stock, Common [Member] Vested fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Pay vs Performance Disclosure [Line Items] Total operating lease liabilities Operating Lease, Liability Foreign currency translations Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Amount entitled (in usd per share) Preferred Stock, Liquidation Preference Per Share Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Acquisitions Business Combination [Text Block] Finance lease amortization Finance Lease, Right-of-Use Asset, Amortization Stock redeemed (in shares) Stock Redeemed or Called During Period, Shares Percentage of principal amount redeemed Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Other liabilities Other Liabilities, Noncurrent Depreciation and Amortization Expense [Line Items] Depreciation And Amortization Expense [Line Items] Depreciation and amortization expense. Auditor [Line Items] Auditor [Line Items] Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Gross real estate assets: SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Current maturities of long-term debt, net of deferred financing costs of $396 and $611 in 2025 and 2024, respectively (note 9) Current maturities of long-term debt, net of deferred financing costs of $396 and $611 in 2025 and 2024, respectively (note 5) Debt, net of deferred financing costs, Less current maturities Debt, net of deferred financing costs, Less current maturities Long-Term Debt, Current Maturities Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Comprehensive income attributable to controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Expired, weighted average exercise price (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price 2030 Contractual Obligation, to be Paid, Year Five Name Measure Name Summary of U.S. and Foreign Components of Earnings Before Income Taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Secured Debt Secured Debt [Member] Class of Stock [Line Items] Class of Stock [Line Items] Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table] Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table] Noncurrent deferred tax liabilities Deferred income tax liabilities Noncurrent deferred tax liabilities Deferred Income Tax Liabilities, Net SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Legal Entity [Axis] 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Cost [Table] Cash dividends declared per share of common stock (in usd per share) Common Stock, Dividends, Per Share, Declared Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Leased assets obtained in exchange for operating lease liability Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] State and local income taxes, net of federal income tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Proceeds received from accounts receivable securitization program Proceeds from Accounts Receivable Securitization Equity method investment Equity Method Investments Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Business Combination [Domain] Business Combination [Domain] Related Party Related Party [Member] Number of states Number Of 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Deferred Tax Liabilities, Property, Plant and Equipment Expected Volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Accumulated Deficit Retained Earnings [Member] Term A Loan Facility Term A Loan Facility [Member] Term A Loan Facility Income Tax Jurisdiction [Axis] Income Tax Jurisdiction [Axis] Summary of Accrued Expenses Schedule of Accrued Liabilities [Table Text Block] Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Income Statement [Abstract] Income Statement [Abstract] Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Distributions paid, preferred stockholders, per share (in usd per share) Preferred Stock, Dividends, Per Share, Cash Paid Share-based Payment Arrangement, Tranche Five Share-based Payment Arrangement, Tranche Five [Member] Share-based Payment Arrangement, Tranche Five Sale of Stock [Domain] Sale of Stock [Domain] Undistributed earnings of foreign subsidiaries Effective Income Tax Rate Reconciliation, Undistributed Earnings Of Foreign Subsidiaries Income tax rate reconciliation, undistributed earnings of foreign subsidiaries. Product and Service [Domain] Product and Service [Domain] Share-based Payment Arrangement, Tranche Four Share-based Payment Arrangement, Tranche Four [Member] Share-based Payment Arrangement, Tranche Four Employee Stock Purchase Plan Employee Stock Purchase Plan [Member] Employee stock purchase plan. Asset Retirement Obligation Disclosure [Abstract] Asset Retirement Obligation Disclosure [Abstract] Net income Net income Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Deferred financing costs, less current maturities Deferred financing costs, Less current maturities Less current maturities Debt Issuance Costs, Current, Net Redemption price percentage of the principal amount to be purchased Debt Instrument Purchase Price After Change Of Control Percentage Percentage premium which may be required for repayment if the Company undergoes a change in control. Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Business Combination [Table] Business Combination [Table] Statement of Income and Comprehensive Income [Table] Statement of Income and Comprehensive Income [Table] Statement of Income and Comprehensive Income Business Combination, Consideration Transferred, Equity Interest, Type [Axis] Business Combination, Consideration Transferred, Equity Interest, Type [Axis] Additions to asset retirement obligations Asset Retirement Obligation, Liabilities Incurred Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Significant Accounting Policies [Table] Significant Accounting Policies [Table] Significant Accounting Policies Summary of Allocation of Purchase Price Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Deferred financing costs Deferred Financing Costs [Member] Deferred financing costs. City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Corporate expenses (exclusive of depreciation and amortization) Corporate Expenses Excluding Depreciation And Amortization Corporate expenses excluding depreciation and amortization. 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Related Party Transactions [Abstract] Related Party Transactions [Abstract] Goodwill (note 6) Goodwill Goodwill Number of advertising displays SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Number of Units U.S. federal, deferred Deferred Federal Income Tax Expense (Benefit) Foreign Countries Non-US [Member] Accrued variable lease and contract expense Accrued Variable Lease And Contract Expense Current Accrued variable lease and contract expense current. Unrecognized Tax Benefits [Roll Forward] Unrecognized Tax Benefits [Roll Forward] Auditor Name Auditor Name Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] LTIP Units LTIP Units [Member] LTIP Units Other Performance Measure, Amount Other Performance Measure, Amount Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Debt issuance costs Payments of Debt Issuance Costs Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Related Party [Domain] Related and Nonrelated Parties [Domain] Amount Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Vesting [Axis] Vesting [Axis] Leases Lessee, Finance Leases [Text Block] Other current assets Other Assets, Current Additional paid-in-capital Additional Paid in Capital, Common Stock Entity [Domain] Entity [Domain] Cash flows used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Non-Cash Financing And Investing Activities [Table] Non-Cash Financing And Investing Activities [Table] Non-Cash Financing And Investing Activities Document Fiscal Year Focus Document Fiscal Year Focus Lender Name [Axis] Lender Name [Axis] Chief Executive Officer, Chairman of Board of Directors, President and Families Sean E Reilly Kevin P Reilly President And Families [Member] Sean E Reilly, Kevin P Reilly, President and Families. Operating lease right of use assets Operating Lease, Right-of-Use Asset Effective tax rate Effective Income Tax Rate Reconciliation, Percent Other Other Operating Segment [Member] Depreciation, Depletion and Amortization [Abstract] Depreciation, Depletion and Amortization [Abstract] Reductions for tax positions related to prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Operating lease, cost Operating Lease, Cost Equity Method Investment, Nonconsolidated Investee [Axis] Equity Method Investment, Nonconsolidated Investee [Axis] Stock-based compensation Other Employee-related Liabilities, Current Plan Name [Domain] Plan Name [Domain] Weighted average number of years over which compensation cost related to nonvested awards is expected to be recognized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Lamar Advertising Limited Partnership Lamar Advertising Limited Partnership [Member] Lamar Advertising Limited Partnership Balance of permitted transfers to parent company Balance Of Permitted Transfers To Parent Company Balance of permitted transfers to parent company allowed under the terms of Lamar Media Corp.'s senior subordinated and senior notes. 1996 Equity Incentive Plan One Thousand Nine Hundred Ninety Six Equity Incentive Plan [Member] One thousand nine hundred ninety six Equity incentive plan. Long-Term Incentive Plan Long-Term Incentive Plan [Member] Long-Term Incentive Plan Exercise of stock options (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Valuation allowance for deferred tax assets Less: valuation allowance Deferred Tax Assets, Valuation Allowance Equity [Abstract] Equity [Abstract] Debt instrument, covenant, ratio of indebtedness to net capital, maximum Debt Instrument, Covenant, Ratio of Indebtedness To Net Capital, Maximum Debt Instrument, Covenant, Ratio of Indebtedness To Net Capital, Maximum Goodwill and Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Information about Geographic Areas Segment Reporting Segment Reporting Disclosure [Text Block] Goodwill [Table] Goodwill [Table] U.S. federal, current Current Federal Tax Expense (Benefit) Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Summarized Financial Information of Subsidiaries Condensed Financial Statements [Text Block] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Guarantor Subsidiaries Guarantor Subsidiaries [Member] Aggregate amortization expense related to acquisitions Amortization expense Amortization of Intangible Assets Lease Liabilities Lessee, Leases [Policy Text Block] Dividend to parent Dividend To Parent This element represents the total aggregate cash dividends to parent by the entity. Operating lease liabilities Increase Decrease In Operating Lease Liabilities Increase decrease in operating lease liabilities. Noncurrent deferred tax assets Deferred Income Tax Assets, Net Stock repurchased during period Stock Repurchased During Period, Value Dividends paid to preferred stock (in usd per share) Preferred Stock, Dividend Rate, Per-Dollar-Amount 5 3/8% Senior Notes Five Point Three By Eight Percent Senior Notes [Member] Five point three by eight percent Senior Notes. Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Revolving Credit Facility Revolving Credit Facility [Member] Foreign tax effects Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Direct Advertising Expenses (Exclusive of Depreciation and Amortization) Advertising Advertising [Member] Arrangement Duration Trading Arrangement Duration Segments [Axis] Segments [Axis] Common unit, vested (in shares) Common Unit, Vested Common Unit, Vested Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Accrued liabilities not deducted for tax purposes Deferred Tax Liabilities, Accrued Liabilities Deferred Tax Liabilities, Accrued Liabilities Thereafter Long-Term Debt, Maturity, after Year Five Stock Compensation Plans Share-Based Payment Arrangement [Text Block] Common stock, number of votes per share Common Stock, Number Of Votes Per Share Common Stock, Number Of Votes Per Share ASSETS Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Debt Instrument [Axis] Debt Instrument [Axis] Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Benefit Plans Retirement Benefits [Text Block] Business Combination [Line Items] Business Combination [Line Items] Loss on extinguishment of debt Loss on extinguishment of debt Loss on debt extinguishment Gain (Loss) on Extinguishment of Debt Credit Facility [Domain] Credit Facility [Domain] Stockholders’ equity (note 14): Stockholder’s equity: Equity, Attributable to Parent [Abstract] Executive Officer Executive Officer [Member] Percentage of awards vesting Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Interest rate on senior notes Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Investment, Name [Axis] Investment, Name [Axis] Operating lease liabilities (note 7) Operating Lease, Liability, Noncurrent Entity Voluntary Filers Entity Voluntary Filers Contract cost expense net Contract Cost Expenses Incurred Contract cost, expenses incurred. 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Purchase of treasury stock Treasury Stock, Value, Acquired, Par Value Method Private Placement Private Placement [Member] Depreciation And Amortization Expense [Table] Depreciation And Amortization Expense [Table] Depreciation And Amortization Expense [Table] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Geographical [Axis] Geographical [Axis] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Tax credit carry forwards Deferred Tax Assets, Tax Credit Carryforwards Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Vistar Media Vistar Media [Member] Vistar Media Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] 4% Senior Notes Four Percent Senior Notes [Member] Four percent senior notes. Issuance of 22,000 shares of common stock through redemption of common units of Lamar Advertising Limited Partnership Common Stock, Value, Redemption Of Common Units In Limited Partnership Common Stock, Value, Redemption Of Common Units In Limited Partnership Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Other adjustments Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount Number of outdoor asset billboard Number Of Billboard Faces Number Of Billboard Faces Earnings per share: Earnings Per Share [Abstract] 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Non-competition agreements Noncompete Agreements [Member] Total other expense (income) Nonoperating Income (Expense) Contract with Customer, Sales Channel [Domain] Contract with Customer, Sales Channel [Domain] Ownership percentage Subsidiary, Ownership Percentage, Parent Number of states in which the company operates transit advertising displays Number Of States In Which Entity Operates With Transit Advertising Business Number of states in which entity operates with transit advertising business. 2026 Contractual Obligation, to be Paid, Year One Amounts of credits available to offset income tax Tax Credit Carryforward, Amount Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant Accounting Policies Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Purchase of treasury stock (in shares) Treasury Stock, Shares, Acquired Exercised, weighted average exercise price (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Award Timing Disclosures [Line Items] Information Related to Asset Retirement Obligations Schedule of Change in Asset Retirement Obligation [Table Text Block] Issuance of common stock through stock awards Stock Issued During Period Value Performance Stock Awards Stock Issued During Period Value Performance Stock Awards Stockholders' Equity Equity [Text Block] State and local, deferred Deferred State and Local Income Tax Expense (Benefit) Net income attributable to controlling interest Net income attributable to controlling interest Net income (loss) attributable to controlling interest Net Income (Loss) Attributable to Parent Amount contributed to affiliate Capital Contribution To Affiliate Capital contribution to affiliate. Equity Method Investment, Nonconsolidated Investee [Domain] Equity Method Investment, Nonconsolidated Investee [Domain] Gross Carrying Amount Balance at the beginning of the year Balance at the end of the year SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Gross Performance Based Compensation Performance Based Compensation [Member] Performance Based Compensation. Other Other Accrued Liabilities, Current Summary of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Award vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Deductions SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Taxes payable Taxes Payable Cash used for purchase of treasury shares Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Base Rate Base Rate [Member] Common unit, issued (in shares) Common Unit, Issued Preferred Class A Preferred Class A [Member] Eliminations Consolidation, Eliminations [Member] Capital expenditures on improvements/redevelopments of new/existing advertising displays SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Improvements Customer [Axis] Customer [Axis] Operating income Operating income (loss) Operating Income (Loss) Minimum age required to participate in Company sponsored saving and profit sharing plan Minimum Age Required To Participate In Company Sponsored Savings And Profit Sharing Plan Minimum years of age required. 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Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] 2029 Contractual Obligation, to be Paid, Year Four Retirement Plan Type [Axis] Retirement Plan Type [Axis] Payables and Accruals [Abstract] Payables and Accruals [Abstract] Right of use asset Deferred Tax Liabilities, Right Of Use Asset Deferred Tax Liabilities, Right Of Use Asset Statement [Table] Statement [Table] Effect of exchange rate changes in cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Deferred tax (benefit) expense Deferred income tax benefit Total, deferred Deferred income tax (benefit) Deferred Income Tax Expense (Benefit) Lapse of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Nontaxable or nondeductible items Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent Total purchase price of outdoor advertising assets Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less), and Goodwill Variable Rate [Domain] Variable Rate [Domain] Financing lease liabilities (note 7) Financing lease liabilities Finance Lease, Liability, Noncurrent All Adjustments to Compensation All Adjustments to Compensation [Member] Valuation allowance tax credits Tax Credit Carryforward, Valuation Allowance Amendment Flag Amendment Flag Shares reserved for issuance to directors and employees (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized Cost of shares held in treasury, 2,338,692 and 890,558 shares at 2025 and 2024, respectively Treasury Stock, Common, Value Termination Date Trading Arrangement Termination Date Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Share-Based Payment Arrangement, Tranche Three Share-Based Payment Arrangement, Tranche Three [Member] Operating lease, weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Summary Stock Option Transactions under Various Stock-Based Employee Compensation Plans Share-Based Payment Arrangement, Option, Activity [Table Text Block] Unrecognized tax benefits, income tax penalties and interest accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Weighted average number of shares outstanding basic (in shares) Weighted Average Number of Shares Outstanding, Basic Non-cash Financing and Investing Activities Cash Flow, Supplemental Disclosures [Text Block] Exercisable at end of year (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Capitalized Contract Cost [Line Items] Capitalized Contract Cost [Line Items] Segment Reporting [Abstract] Segment Reporting [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Granted fair value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Granted in Period, Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Granted in Period, Fair Value Other expense (income): Nonoperating Income (Expense) [Abstract] Operating expenses (income): Costs and Expenses [Abstract] Number of advertising displays Number Of Advertising Displays Number of Advertising displays as of the balance sheet date. 4 7/8% Senior Notes Four Point Seven By Eight Percent Senior Notes [Member] Four point seven by eight percent senior notes. Dividends declared and paid Dividends, Cash Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Consolidated Entities [Axis] Consolidated Entities [Axis] Dividends/Distributions Dividends And Distributions Policy [Policy Text Block] Dividends and distributions policy. Operating lease right of use assets Business Combination, Recognized Liability Assumed, Operating Lease Right-Of-Use Assets Business Combination, Recognized Liability Assumed, Operating Lease Right-Of-Use Assets Deferred Compensation Plan Deferred Compensation Plan [Member] Deferred compensation plan. Income taxes receivable, current Income Taxes Receivable, Current Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Expected volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Historical Volatility Rate Share based compensation arrangement by share based payment award fair value assumptions historical volatility rate. Use of Estimates Use of Estimates, Policy [Policy Text Block] Deducted in balance sheet from deferred tax assets: valuation allowance SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] JP Morgan Chase Bank, N.A. JP Morgan Chase Bank, N.A. [Member] JP Morgan Chase Bank, N.A. Goodwill, accumulated amortization Goodwill Accumulated Amortization The accumulated amount of amortization of goodwill as of the balance sheet date. 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