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Accrued Expenses - Summary of Accrued Expenses (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Accounts Payable And Accrued Liabilities Current [Line Items] |  |
Payroll | $ 17,034 | $ 20,223
Interest | 33,583 | 32,734
Insurance benefits | 12,499 | 11,554
Accrued variable lease and contract expense | 19,274 | 12,559
Stock-based compensation | 11,589 | 23,297
Other | 11,309 | 6,858
Total | 105,288 | 107,225
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] |  |
Accounts Payable And Accrued Liabilities Current [Line Items] |  |
Payroll | 17,034 | 20,223
Interest | 33,583 | 32,734
Accrued variable lease and contract expense | 19,274 | 12,559
Stock-based compensation | 11,589 | 23,297
Other | 16,998 | 12,453
Total | $ 98,478 | $ 101,266

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