Accounts receivable securitization available borrowing amount.

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- Definition

Debt Instrument, Covenant, Ratio Of Indebtedness To Net Capital, Maximum

+ References

No definition available.

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- Definition

Percentage premium which may be required for repayment if the Company undergoes a change in control.

+ References

No definition available.

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- Definition

Debt repurchase program, authorized amount.

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Percentage of principal amount of debt redeemed.

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No definition available.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Amount of the fee for available but unused credit capacity under the credit facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Long-term Debt - Additional Information (Details)							9 Months Ended
Long-term Debt - Additional Information (Details)	Sep. 25, 2025 USD ($)	Sep. 23, 2025 USD ($)	Jan. 22, 2021 USD ($)	Aug. 19, 2020 USD ($)	May 13, 2020 USD ($)	Feb. 06, 2020 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Jul. 31, 2023 USD ($)	Jul. 29, 2022 USD ($)	Jun. 24, 2022 USD ($)	Mar. 16, 2020 USD ($)	Dec. 18, 2018 USD ($)
Debt Instrument [Line Items]
Proceeds received from revolving credit facility							$ 442,000,000	$ 648,000,000
Repayments in lines of credit							726,000,000	398,000,000
Outstanding revolving credit facility							0
Remaining borrowing capacity under revolving credit facility							742,222,000
Debt instrument outstanding amount							3,378,845,000		$ 3,234,301,000
LAMAR MEDIA CORP. AND SUBSIDIARIES
Debt Instrument [Line Items]
Proceeds received from revolving credit facility							442,000,000	648,000,000
Repayments in lines of credit							726,000,000	$ 398,000,000
Letter of Credit
Debt Instrument [Line Items]
Letter of credit outstanding balance							7,778,000
Accounts Receivable Securitization Program
Debt Instrument [Line Items]
Aggregate principal amount of debt issued												$ 250,000,000		$ 175,000,000
Debt instrument outstanding amount							180,000,000		250,000,000
Accounts Receivable Securitization Program \| LAMAR MEDIA CORP. AND SUBSIDIARIES
Debt Instrument [Line Items]
Available borrowing on accounts receivable securitization							70,000,000
Line of credit facility, commitment fee amount							0
4% Senior Notes
Debt Instrument [Line Items]
Debt instrument outstanding amount							$ 549,655,000		$ 549,595,000
Stated percentage				4.00%		4.00%	4.00%		4.00%
Redemption price percentage of the principal amount to be purchased				101.00%
4% Senior Notes \| Private Placement
Debt Instrument [Line Items]
Aggregate principal amount of debt issued				$ 150,000,000		$ 400,000,000
Stated percentage				4.00%		4.00%
Net proceeds form the issuance of debt				$ 146,900,000		$ 395,000,000
3 3/4% Senior Notes
Debt Instrument [Line Items]
Debt instrument outstanding amount							$ 600,000,000		$ 600,000,000
Stated percentage						3.75%	3.75%		3.75%
3 3/4% Senior Notes \| Redemption Period One
Debt Instrument [Line Items]
Redemption price percentage of the principal amount to be purchased						101.00%
3 3/4% Senior Notes \| Private Placement
Debt Instrument [Line Items]
Aggregate principal amount of debt issued						$ 600,000,000
Net proceeds form the issuance of debt						$ 592,500,000
4 7/8% Senior Notes
Debt Instrument [Line Items]
Debt instrument outstanding amount							$ 400,000,000		$ 400,000,000
Stated percentage							4.875%		4.875%
4 7/8% Senior Notes \| Redemption Period One
Debt Instrument [Line Items]
Redemption price percentage of the principal amount to be purchased					101.00%
4 7/8% Senior Notes \| Private Placement
Debt Instrument [Line Items]
Aggregate principal amount of debt issued					$ 400,000,000
Stated percentage					4.875%
Net proceeds form the issuance of debt					$ 395,000,000
3 5/8% Senior Notes
Debt Instrument [Line Items]
Debt instrument outstanding amount							$ 550,000,000		$ 550,000,000
Stated percentage							3.625%		3.625%
3 5/8% Senior Notes \| Redemption Period One
Debt Instrument [Line Items]
Redeemed percentage of aggregate principal amount			100.00%
3 5/8% Senior Notes \| Redemption Period Two
Debt Instrument [Line Items]
Redemption price percentage of the principal amount to be purchased			101.00%
3 5/8% Senior Notes \| Private Placement
Debt Instrument [Line Items]
Aggregate principal amount of debt issued			$ 550,000,000
Stated percentage			3.625%
Net proceeds form the issuance of debt			$ 542,500,000
5 3/8% Senior Notes
Debt Instrument [Line Items]
Debt instrument outstanding amount							$ 400,000,000
Stated percentage							5.375%		5.375%
Percentage of principal amount redeemed	40.00%
Redeemed percentage of aggregate principal amount	105.375%
5 3/8% Senior Notes \| Redemption Period Two
Debt Instrument [Line Items]
Redemption price percentage of the principal amount to be purchased	101.00%
5 3/8% Senior Notes \| Private Placement
Debt Instrument [Line Items]
Aggregate principal amount of debt issued	$ 400,000,000
Net proceeds form the issuance of debt	$ 393,500,000
Senior or Senior Subordinated Notes and other Indebtedness \| Debt Instrument Repurchase Program
Debt Instrument [Line Items]
Debt repurchase program, authorized amount													$ 250,000,000
Senior Credit Facility
Debt Instrument [Line Items]
Maximum borrowing limit of incremental loan facility							$ 750,000,000
Term B Loan Facility
Debt Instrument [Line Items]
Maximum borrowing limit of incremental loan facility							$ 700,000,000
Adjusted base rate		0.00%
Proceeds received from revolving credit facility		$ 700,000,000
Repayments in lines of credit		$ 600,000,000
Term B Loan Facility \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Adjusted base rate		1.50%
Term B Loan Facility \| Base Rate
Debt Instrument [Line Items]
Adjusted base rate		0.50%
Revolving Credit Facility \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Secured debt ratio							3.25
Adjusted base rate							1.50%
Revolving Credit Facility \| Base Rate
Debt Instrument [Line Items]
Secured debt ratio							3.25
Adjusted base rate							0.50%
Revolving Credit Facility \| JP Morgan Chase Bank, N.A.
Debt Instrument [Line Items]
Maximum borrowing limit of incremental loan facility										$ 750,000
Revolving Credit Facility \| Debt Ratio Less Than Three Point Two Five \| Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Adjusted base rate							1.25%
Revolving Credit Facility \| Debt Ratio Less Than Three Point Two Five \| Base Rate
Debt Instrument [Line Items]
Adjusted base rate							0.25%
Revolving Credit Facility \| Secured Debt
Debt Instrument [Line Items]
Secured debt ratio							4.50
Term A Loan Facility
Debt Instrument [Line Items]
Maximum borrowing limit of incremental loan facility											$ 350,000,000
Swingline Credit Facility \| JP Morgan Chase Bank, N.A.
Debt Instrument [Line Items]
Maximum borrowing limit of incremental loan facility										$ 75,000