Dividends paid (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement [Domain] Statistical Measurement [Domain] Schedule of Summarized Balance Sheet Condensed Balance Sheet [Table Text Block] Preferred stock, cumulative dividends (in dollars per share) Preferred Stock Cumulative Dividends Preferred stock, cumulative dividends. Award Timing Predetermined Award Timing Predetermined [Flag] 2026 Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Entity File Number Entity File Number Add’l Paid in Capital Additional Paid-In Capital Additional Paid-in Capital [Member] Equity in earnings of investee Equity in earnings of investee Equity in earnings of investee Income (Loss) from Equity Method Investments Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy 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] Interest expense, net Interest Income (Expense), Nonoperating Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Basic earnings per share (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Liabilities settled Asset Retirement Obligation, Liabilities Settled Preferred stock dividend shares (in dollars per share) Preferred Stock, Dividends Per Share, Declared Revenues Revenue from Contract with Customer [Text Block] Trade accounts payable Trade accounts payable Increase (Decrease) in Accounts Payable, Trade Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Schedule of Reconciliation of Net Income to Adjusted EBITDA Schedule of Segment Reporting Information, by Segment [Table Text Block] Issuance of common stock through employee purchase plan (in shares) Purchases (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] 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 Other assets Other assets Increase (Decrease) in Other Operating Assets Stock-based compensation Non-cash compensation Share-Based Payment Arrangement, Noncash Expense T-Mobile USA T-Mobile USA [Member] T-Mobile USA Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] 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] Cash paid for foreign, state and federal income taxes Cash paid for foreign, state and federal income taxes Income Taxes Paid Depreciation and Amortization Depreciation And Amortization Disclosure [Text Block] Depreciation and amortization disclosure. Other comprehensive loss, net of tax: Other comprehensive loss, net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Compensation expense related to performance based compensation agreements Stock-based compensation expense Share-Based Payment Arrangement, Expense Common stock, shares authorized (in shares) Common Stock, Shares Authorized Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Shares on redemption of common stock units (in shares) Stock Issued During Period, Shares, New Issues Current assets: Current assets: Assets, Current [Abstract] Total liabilities and stockholders’ equity Liabilities and Equity ESPP share activity Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Cover [Abstract] Cover [Abstract] Common units outstanding (in shares) Common Unit, Outstanding Debt ratio Maximum Holding Debt Ratio For Applicability Of Restriction On Transfer Maximum holding debt ratio for applicability of restriction on transfer. Maximum Maximum [Member] Estimated Life (Years) Finite-Lived Intangible Asset, Useful Life General and administrative expenses General and Administrative Expense [Member] Schedule of Equity Method Investments [Table] Equity Method Investment [Table] Net income attributable to non-controlling interest Net income attributable to non-controlling interest Net Income (Loss) Attributable to Noncontrolling Interest Accounting Policies [Abstract] Accounting Policies [Abstract] Intangible assets, net Intangible assets, net Finite-Lived Intangible Assets, Net Schedule of Maturities of Operating Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Restricted Stock Restricted Stock [Member] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount 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] Treasury Stock Treasury Stock, Common [Member] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] 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 Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Redemption Period One Debt Instrument, Redemption, Period One [Member] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Thereafter Lessee Operating Lease Liability Payments Due After Year Four Amount of lessee's undiscounted obligation for lease payment for operating lease due after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Amortization expense Finance Lease, Right-of-Use Asset, Amortization Income before income tax expense Income before income tax expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company 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] Percentage of principal amount redeemed Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Stock redeemed (in shares) Stock Redeemed or Called During Period, Shares Other liabilities Other Liabilities, Noncurrent Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Proceeds from disposition of assets and investments Proceeds from disposition of assets and investments Proceeds from Sale of Property, Plant, and Equipment Debt issuance costs Proceeds from Issuance of Debt Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Current maturities of long-term debt, net of deferred financing costs of $342 and $396 in 2026 and 2025, respectively Current maturities of long-term debt, net of deferred financing costs of $342 and $396 in 2026 and 2025, respectively Debt, net of deferred financing costs, less current maturities Long-Term Debt, Current Maturities Company Selected Measure Amount Company Selected Measure Amount 2029 Lessee, Operating Lease, Liability, to be Paid, Year Three Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Comprehensive income attributable to controlling interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Debt ratio related to actual position on senior credit facility Maximum Actual Holdings Debt Ratio Maximum actual holdings debt ratio. Name Measure Name Letter of Credit Letter of Credit [Member] Secured Debt Secured Debt [Member] Current operating lease liabilities Operating Lease, Liability, Current Interest expense Finance Lease, Interest Expense Class of Stock [Line Items] Class of Stock [Line Items] Deferred income tax liabilities Deferred income tax liabilities Deferred Income Tax Liabilities, Net Document Fiscal Period Focus Document Fiscal Period Focus Award Timing Method Award Timing Method [Text Block] Award Type [Axis] Award Type [Axis] Lamar Media Corp. Parent Company [Member] Legal Entity [Axis] Legal Entity [Axis] Total assets Assets Investment, Name [Domain] Investment, Name [Domain] Trading Symbol Trading Symbol 2030 Lessee, Operating Lease, Liability, to be Paid, Year Four Geographical [Domain] Geographical [Domain] Schedule 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 Entity Address, City or Town Entity Address, City or Town Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Weighted-average discount rate 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. 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 Income Statement Location [Domain] Statement of Income Location, Balance [Domain] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Emerging Growth Company Entity Emerging Growth Company Cash dividends declared per share of common stock (in dollars per share) Common Stock, Dividends, Per Share, Declared Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Decrease (increase) in: Decrease (increase) in: Increase (Decrease) in Operating Assets [Abstract] Weighted-average remaining lease term Finance Lease, Weighted Average Remaining Lease Term Leased assets obtained in exchange for operating lease liability Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Payments on revolving credit facility Repayments in 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 Net revenues Total net revenues Revenue from Contract with Customer, Including Assessed Tax Deferred financing costs Debt Issuance Costs, Net Proceeds received from accounts receivable securitization program 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] Distributions to non-controlling interest Payments of Distributions to Affiliates Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Provision for doubtful accounts Provision for doubtful accounts Accounts Receivable, Credit Loss Expense (Reversal) Plan Name [Axis] Plan Name [Axis] Document Information [Table] Document Information [Table] PEO PEO [Member] Schedule of Disaggregation Revenue Disaggregation of Revenue [Table Text Block] Interest income Interest income Investment Income, Interest Changes in operating assets and liabilities Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] 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] Accumulated Deficit Accumulated Deficit Retained Earnings [Member] Term A Loan Facility Term A Loan Facility [Member] Term A Loan Facility Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Income Statement [Abstract] Income Statement [Abstract] Income tax expense Income Tax Expense (Benefit) Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Distributions paid, preferred stockholders, per share (in dollars per share) Preferred Stock, Dividends, Per Share, Cash Paid Adjusted base rate Debt Instrument, Basis Spread on Variable Rate Share-based Payment Arrangement, Tranche Five Share-based Payment Arrangement, Tranche Five [Member] Share-based Payment Arrangement, Tranche Five Common Class B Class B CMN Stock Common Class B [Member] Sale of Stock [Domain] Sale of Stock [Domain] 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] 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. Property, plant and equipment Property, plant and equipment Property, Plant and Equipment, Gross Asset Retirement Obligation Disclosure [Abstract] Asset Retirement Obligation Disclosure [Abstract] Net income Net income Net income Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current deferred financing costs Deferred financing costs, 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, 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] Schedule of Subsidiary or Equity Method Investee [Table] Subsidiary or Equity Method Investee, Sale of Stock [Table] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] City Area Code City Area Code Acquisitions Payments to Acquire Businesses, Net of Cash Acquired Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] 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 Corporate expenses (exclusive of depreciation and amortization) Corporate expenses (exclusive of depreciation and amortization) Corporate Expenses Excluding Depreciation And Amortization Corporate expenses excluding depreciation and amortization. Accrued expenses Accrued expenses Accrued Liabilities, Current 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 Payments on accounts receivable securitization program Repayments of Accounts Receivable Securitization Stock Repurchase Program Stock Repurchase Program [Member] Stock repurchase program. Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] General and administrative expenses (exclusive of depreciation and amortization) General and Administrative Expense Net carrying value of long lived assets Long-Lived Assets Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] 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 Equity Method Investments and Joint Ventures [Abstract] Preferred stock, par value (in dollars 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] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Goodwill Goodwill Goodwill 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 Debt Instrument Carrying Amount Current Debt Instrument Carrying Amount Current Equity Components [Axis] Equity Components [Axis] Foreign Countries Non-US [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Reallocation of capital 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 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. Transit advertising Transit Advertising [Member] Transit advertising. Supplemental disclosures of cash flow information: 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 Entity Address, State or Province Entity Address, State or Province Principal payments on financing leases Principal payments on financing leases Finance Lease, Principal Payments Dividends and other distributions Dividends, Common Stock Related and Nonrelated Parties [Domain] Related and Nonrelated Parties [Domain] Total current liabilities Current liabilities Liabilities, Current Individual: Individual [Axis] Vesting [Axis] Vesting [Axis] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Leases Lessee, Finance Leases [Text Block] Other current assets Other current assets Other Assets, Current Additional paid-in capital Additional paid-in-capital Additional Paid in Capital, Common Stock 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. Entity [Domain] Entity [Domain] Cash flows (used in) provided by 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 Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Lender Name [Axis] Lender Name [Axis] Operating lease right of use assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Nature of Business Nature of Business [Policy Text Block] Nature of Business Ownership percentage, noncontrolling owner Subsidiary, Ownership Percentage, Noncontrolling Owner Principal payments on long-term debt Repayments of Long-Term Debt Entity Interactive Data Current Entity Interactive Data Current Other Other Operating Segment [Member] Depreciation, Depletion and Amortization [Abstract] Depreciation, Depletion and Amortization [Abstract] Operating lease, cost Operating Lease, Cost Plan Name [Domain] Plan Name [Domain] 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. Exercise of stock options (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Equity [Abstract] Equity [Abstract] Secured debt ratio Debt Instrument, Covenant, Ratio Of Indebtedness To Net Capital, Maximum Debt Instrument, Covenant, Ratio Of Indebtedness To Net Capital, Maximum Revenues Revenue from Contract with Customer [Policy Text Block] Information About Geographic Areas Segment Reporting Segment Reporting Disclosure [Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Contributions from parent Proceeds from Contributions from Parent New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] 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] Ownership [Domain] Ownership [Domain] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Schedule of Depreciation and Amortization Expense Excluded from Operating Expenses in its Condensed 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. Guarantor Subsidiaries Guarantor Subsidiaries [Member] Dividend to parent Dividend To Parent This element represents the total aggregate cash dividends to parent by the entity. Operating lease liabilities Operating lease liabilities Increase Decrease In Operating Lease Liabilities Increase decrease in operating lease liabilities. Stock repurchased during period Stock Repurchased During Period, Value Condensed Financial Statements [Table] Condensed Financial Statements [Table] Other assets Other Assets, Noncurrent Customer [Domain] Customer [Domain] 5 3/8% Senior Notes Five Point Three By Eight Percent Senior Notes [Member] Five Point Three By Eight Percent Senior Notes Entity Central Index Key Entity Central Index Key PEO Name PEO Name Revenue from external customers Revenues Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] 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] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Revolving Credit Facility Revolving Credit Facility [Member] Statements of Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Advertising Advertising [Member] Arrangement Duration Trading Arrangement Duration Share-based Payment Arrangement, Tranche One Share-Based Payment Arrangement, Tranche One [Member] Deferred income Deferred income Contract with Customer, Liability, Current Segments [Axis] Segments [Axis] Exercise Price Award Exercise Price Common unit, vested (in shares) Common Unit, Vested Common Unit, Vested Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Class of Stock [Domain] Class of Stock [Domain] 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] Stock-Based Compensation Share-Based Payment Arrangement [Text Block] ASSETS Assets [Abstract] Long-term debt, net of deferred financing costs of $27,465 and $29,517 in 2026 and 2025, respectively Long-term debt, net of deferred financing costs of $27,465 and $29,517 in 2026 and 2025, respectively Debt, net of deferred financing costs, excluding current maturities Long-Term Debt, Excluding Current Maturities Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Vesting [Domain] Vesting [Domain] Debt Instrument [Axis] Debt Instrument [Axis] Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Credit Facility [Domain] Credit Facility [Domain] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Stockholders’ equity: Equity, Attributable to Parent [Abstract] Executive Officer Executive Officer [Member] 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] Percentage of awards vesting Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Entity Address, Address Line One Entity Address, Address Line One Accumulated Comprehensive Loss AOCI Attributable to Parent [Member] Investment, Name [Axis] Investment, Name [Axis] Stated percentage Debt Instrument, Interest Rate, Stated Percentage Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Operating lease liabilities Operating Lease, Liability, Noncurrent Ownership [Axis] Ownership [Axis] Depreciation and amortization Depreciation and amortization Depreciation and amortization Depreciation and amortization Depreciation, Amortization and Accretion, Net Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Other notes with various rates and terms Other Notes With Various Rates And Terms [Member] Other notes with various rates and terms. Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Schedule of Long-Term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Non-employee Director Non Employee Director [Member] Non-employee director. Title of Individual [Domain] Title and Position [Domain] Costs and expenses, total Costs and Expenses Redemption Period Two Debt Instrument, Redemption, Period Two [Member] Swingline Credit Facility Swingline Credit Facility [Member] Swingline Credit Facility Document Quarterly Report Document Quarterly Report Amount available to be sold, common stock Common Stock Capital Shares Amount Reserved For Future Issuance Common stock capital shares amount reserved for future issuance. Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Secured debt ratio Ratio of Indebtedness to Net Capital Number of operating segment Number of Operating Segments 2028 Lessee, Operating Lease, Liability, to be Paid, Year Two Net income attributable to non-controlling interest 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] Accounting Standards Update and Change in Accounting Principle [Abstract] Accounting Standards Update and Change in Accounting Principle [Abstract] Related and Nonrelated Parties [Axis] Related and Nonrelated Parties [Axis] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Capitalized contract fulfillment costs, net Capitalized Contract Fulfillment Costs, Net Capitalized Contract Fulfillment Costs, Net Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Restatement Determination Date: Restatement Determination Date [Axis] Non-PEO NEO Non-PEO NEO [Member] Letter of credit outstanding balance Letters of Credit Outstanding, Amount Issuance of common stock through employee purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Sale of Stock [Axis] Sale of Stock [Axis] Other Other Intangible Assets [Member] Name Trading Arrangement, Individual Name Award Type [Domain] Award Type [Domain] 2027 Lessee, Operating Lease, Liability, to be Paid, Year One Non-controlling interest Non-controlling interest Equity, Attributable to Noncontrolling Interest Equity Awards Adjustments Equity Awards Adjustments [Member] Total advertising expenses Advertising Expense Debt instrument repurchased under the program Debt Instrument, Repurchase Amount 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] Compensation Amount Outstanding Recovery Compensation Amount Aggregate principal amount of debt issued Debt Instrument, Face Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Preferred Stock Preferred Stock [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Distribution Restrictions Distribution Restrictions Disclosure [Text Block] Distribution restrictions under terms of the indentures relating to outstanding notes and terms of the senior credit facility. Name Awards Close in Time to MNPI Disclosures, Individual Name Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Aggregate offering price of common stock issuable Aggregate Offering Price Of Common Stock Issuable Aggregate offering price of common stock issuable. Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Accumulated comprehensive loss Accumulated comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Goodwill, gross carrying amount Goodwill, Gross Schedule of Summarized Statements of Income and Comprehensive Income Condensed Income Statement [Table Text Block] 3 3/4% Senior Notes Three Point Three By Four Percent Senior Notes [Member] Three point three by four percent senior notes. Segments [Domain] Segments [Domain] Income Statement Location [Axis] Statement of Income Location, Balance [Axis] Noncurrent assets Assets, Noncurrent Remaining borrowing capacity under revolving credit facility Line of Credit Facility, Remaining Borrowing Capacity Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Available cumulative credit Available Cumulative Credit Amount of additional cumulative credit available for transfers to parent company under the terms of Lamar Media Corp.'s senior credit facility. Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Less accumulated depreciation and amortization Less accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accretion expense Asset Retirement Obligation, Accretion Expense Company Selected Measure Name Company Selected Measure Name Asset Retirement Obligations Asset Retirement Obligation Disclosure [Text Block] Statements of Income Statements of Income Operating Income (Loss) [Abstract] Series AA preferred stock, par value $0.001, $63.80 cumulative dividends, 5,720 shares authorized; 5,720 shares issued and outstanding at 2026 and 2025 Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Trade accounts payable Trade accounts payable Accounts Payable, Current Operating lease, cash payments Operating Lease, Payments Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Available borrowing on accounts receivable securitization Accounts Receivable Securitization Available Borrowing Amount Accounts receivable securitization available borrowing amount. Common stock, value Common stock, par value $0.01, 3,000 shares authorized, 100 shares issued and outstanding at 2026 and 2025 Common Stock, Value, Issued Financing lease right of use assets Financing lease right of use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Share-based Payment Arrangement, Tranche Two Share-Based Payment Arrangement, Tranche Two [Member] Title of Individual [Axis] Title and Position [Axis] Weighted average common shares outstanding, Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Increase (decrease) in: Increase (decrease) in: Increase (Decrease) in Operating Liabilities [Abstract] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Dividend to parent Dividends To From Parent Dividends (to) from parent. Business Combination [Axis] Business Combination [Axis] Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Entity Small Business Entity Small Business Percentage of interests acquired Business Combination, Voting Equity Interest Acquired, Percentage Accounting Standards Update and Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Non-controlling interest Non-controlling interest Noncontrolling Interest [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Line of credit facility, commitment fee amount Line of Credit Facility, Commitment Fee Amount Long-term Debt Long-Term Debt [Text Block] Document Transition Report Document Transition Report Senior Credit Facility Senior Credit Facility [Member] Senior Credit Facility. Minority interest Equity Method Investment, Ownership Percentage New Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] Reportable Legal Entities Reportable Legal Entities [Member] Underlying Securities Award Underlying Securities Amount Equity Component [Domain] Equity Component [Domain] 3 5/8% Senior Notes Three Point Five By Eight Percent Senior Notes [Member] Three Point Five By Eight Percent Senior Notes Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Subsequent Events Subsequent Events, Policy [Policy Text Block] Proceeds received from revolving credit facility Proceeds received from revolving credit facility Proceeds from Lines of Credit Common Class A Class A CMN Stock Class A Common Stock Common Class A [Member] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Estimated fair value of long-term debt (including current maturities) Debt Instrument, Fair Value Disclosure Stockholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Document Type Document Type Earnings Per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Product and Service [Axis] Product and Service [Axis] Net proceeds from issuance of common stock Proceeds from Issuance of Common Stock Variable lease, cost Variable Lease, Cost All Individuals All Individuals [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Receivables Receivables Increase (Decrease) in Receivables Capital expenditures Payments to Acquire Property, Plant, and Equipment Name Forgone Recovery, Individual Name Expiration date of options granted under equity incentive plan (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Total current assets Current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Debt repurchase program, authorized amount Debt Repurchase Program Authorized Amount Debt repurchase program, authorized amount. Stock repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Initial gain on transaction Equity Method Investment, Realized Gain (Loss) on Disposal Site locations Site Locations [Member] Site locations. Corporate expenses Corporate Expenses [Member] Corporate expenses. Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Purchase of treasury stock Treasury Stock, Value, Acquired, Par Value Method Private Placement Private Placement [Member] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net income applicable to common stock Net Income (Loss) Available to Common Stockholders, Basic Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Current liabilities: Liabilities, Current [Abstract] Geographical [Axis] Geographical [Axis] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Operating expenses (income) Operating Expenses Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Outstanding revolving credit facility Long-Term Line of Credit Gain on disposition of assets and investments Gain on disposition of assets and investments Gain on disposition of assets and investments Gain on disposition of assets and investments Gain (Loss) on Disposition of Assets Vistar Media Vistar Media [Member] Vistar Media Accrued expenses Accrued expenses Increase (Decrease) in Accrued Liabilities Diluted earnings per share (in dollars per share) Earnings Per Share, Diluted Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] 4% Senior Notes Four Percent Senior Notes [Member] Four percent senior notes. Receivables, net of allowance for doubtful accounts of $12,372 and $11,856 in 2026 and 2025, respectively Receivables, net of allowance for doubtful accounts of $12,372 and $11,856 in 2026 and 2025, respectively Accounts Receivable, after Allowance for Credit Loss, Current Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Cash dividends declared and paid on preferred stock Dividends paid 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 Earnings per share: Earnings Per Share [Abstract] Earnings Per Share [Abstract] Non-competition agreements Noncompete Agreements [Member] Consolidation Items [Domain] Consolidation Items [Domain] Total other (income) expense Nonoperating Income (Expense) Ownership percentage Subsidiary, Ownership Percentage, Parent Prepaid expenses Prepaid expenses Increase (Decrease) in Prepaid Expense Investments Equity Method Investments and Joint Ventures Disclosure [Text Block] Customer lists and contracts Customer Lists And Contracts [Member] Customer lists and contracts. Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant Accounting Policies Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Purchase of treasury stock (in shares) Treasury Stock, Shares, Acquired Award Timing Disclosures [Line Items] Schedule of Information Related to Asset Retirement Obligations Schedule of Change in Asset Retirement Obligation [Table Text Block] Debt Debt instrument outstanding amount Long-Term Debt, Gross Issuance of common stock through stock awards Stock Issued During Period Value Performance Stock Awards Stock issued during period value performance stock awards. Total undiscounted operating lease payments Lessee, Operating Lease, Liability, to be Paid LAMAR MEDIA CORP Subsidiaries [Member] Stockholders' Equity Equity [Text Block] Distributions to non-controlling interest Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Direct advertising expenses Advertisement Expense [Member] Advertisement expense. Net income attributable to controlling interest Net income (loss) attributable to controlling interest Net Income (Loss) Attributable to Parent Expiration Date Trading Arrangement Expiration Date Reportable Segment Reportable Segment [Member] Reportable Segment Sales Agreement Equity Distribution Agreement [Member] Equity distribution agreement. Other liabilities Other liabilities Increase (Decrease) in Other Operating Liabilities Award vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Net property, plant and equipment Property, Plant and Equipment, Net Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Cash used for purchase of treasury stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Base Rate Base Rate [Member] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Common units issued (in shares) Common Unit, Issued Entity Current Reporting Status Entity Current Reporting Status Eliminations Consolidation, Eliminations [Member] Customer [Axis] Customer [Axis] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Operating income Operating income (loss) Operating Income (Loss) Consolidated Entities [Domain] Consolidated Entities [Domain] Accumulated deficit Accumulated deficit Retained Earnings (Accumulated Deficit) Adjustments to reconcile net income to cash flows provided by operating activities Adjustments to reconcile net income to cash flows 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] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Options granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures Asset retirement obligation Asset retirement obligation Balance at December 31, 2025 Balance at March 31, 2026 Asset Retirement Obligations, Noncurrent Current financing lease liabilities Current financing lease liabilities Finance Lease, Liability, Current Current Fiscal Year End Date Current Fiscal Year End Date Class of Stock [Axis] Class of Stock [Axis] 2019 Employee Stock Purchase Plan Two Thousand Nineteen Employee Stock Purchase Plan [Member] Two thousand nineteen employee stock purchase plan. Schedule of ESPP Share Activity Schedule of Share-Based Compensation, Employee Stock Purchase Plan, Activity [Table Text Block] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] 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] Number of shares available for grant (in shares) Available for future purchases, beginning balance (in shares) Available for future purchases, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Statement [Table] Statement [Table] Effect of exchange rate changes in cash and cash equivalents 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 expense (benefit) Deferred tax expense (benefit) Deferred Income Tax Expense (Benefit) Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Non-lease transit costs Non-Lease Transit Costs Non-Lease Transit Costs Variable Rate [Domain] Variable Rate [Domain] Financing lease liabilities Financing lease liabilities Finance Lease, Liability, Noncurrent Significant Accounting Policies Business Description and Accounting Policies [Text Block] Net proceeds form the issuance of debt Proceeds from Debt, Net of Issuance Costs Weighted average common shares outstanding used in computing earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] All Adjustments to Compensation All Adjustments to Compensation [Member] 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 Condensed Income Statements, Captions [Line Items] Condensed Income Statements, Captions [Line Items] Cost of shares held in treasury, 2,384,228 and 2,338,692 shares at 2026 and 2025, respectively Treasury Stock, Common, Value Leases Lessee, Operating Leases [Text Block] Termination Date Trading Arrangement Termination Date Cash flows used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Noncurrent deferred financing costs Deferred financing costs, excluding current maturities Debt Issuance Costs, Noncurrent, Net Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] 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 Weighted average common shares outstanding, Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Share repurchase program, remaining authorized, amount Share Repurchase Program, Remaining Authorized, Amount Direct advertising expenses (exclusive of depreciation and amortization) Cost of Product and Service Sold Segment Reporting [Abstract] Segment Reporting [Abstract] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Amortization included in interest expense Amortization included in interest expense Amortization of Debt Issuance Costs Other (income) expense: Other (income) expense: Nonoperating Income (Expense) [Abstract] Entity Tax Identification Number Entity Tax Identification Number Proceeds from sale of equity method investments Proceeds from Sale of Equity Method Investments Operating expenses (income): Operating expenses (income): Costs and Expenses [Abstract] Dividends/Distributions Dividends And Distributions Disclosure [Text Block] Dividends and distributions disclosure. 4 7/8% Senior Notes Four Point Seven By Eight Percent Senior Notes [Member] Four point seven by eight percent senior notes. Dividends declared 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 dollars per share) Common Stock, Par or Stated Value Per Share Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, shares issued (in shares) Common Stock, Shares, Issued Operating lease, weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Adjusted EBITDA Earnings Before Interest Tax Depreciation And Amortization, Adjusted Earnings Before Interest Tax Depreciation And Amortization, Adjusted Distributions paid Payments of Dividends JP Morgan Chase Bank, N.A. JP Morgan Chase Bank, N.A. [Member] JP Morgan Chase Bank, N.A. Interest expense Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Goodwill, accumulated amortization Goodwill Accumulated Amortization The accumulated amount of amortization of goodwill as of the balance sheet date. Total Shareholder Return Amount Total Shareholder Return Amount Foreign currency translation adjustments Foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Corporate expenses Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Security Exchange Name Security Exchange Name Noncurrent liabilities Liabilities, Noncurrent Debt Instrument Repurchase Program Debt Instrument Repurchase Program [Member] Debt instrument repurchase program. Total liabilities Liabilities 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] External Customers External Customers [Member] External Customers [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] 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. Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Termination of Lease Agreements Termination Of Lease Agreement [Member] Termination of lease agreement. Shares on redemption of common stock units Stock Issued During Period, Value, New Issues Statement [Line Items] Statement [Line Items] Consolidation Items [Axis] Consolidation Items [Axis] Variable Rate [Axis] Variable Rate [Axis] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Additional shares reserved (in shares) Additional shares reserved under 2019 ESPP (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Common Stock Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Net 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