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Condensed Consolidating Balance Sheet (Detail) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | --- | --- | ---
ASSETS |  |  |  |
Total current assets | $ 380,570 | $ 310,169 |  |
Net property, plant and equipment | 1,281,849 | 1,349,115 |  |
Operating lease right of use assets | 1,222,013 | 1,320,779 |  |
Other assets | 60,565 | 56,574 |  |
Total assets | 5,791,441 | 5,941,155 |  |
Current liabilities: |  |  |  |
Current maturities of long-term debt | 122,434 | 226,514 |  |
Current operating lease liabilities | 195,439 | 196,841 |  |
Total current liabilities | 547,872 | 672,808 |  |
Long-term debt | 2,764,082 | 2,753,604 |  |
Operating lease liabilities | 993,776 | 1,068,181 |  |
Total liabilities | 4,588,673 | 4,760,849 |  |
Stockholders’ equity | 1,202,768 | 1,180,306 | $ 1,131,784 | $ 1,103,493
Total liabilities and stockholders’ equity | 5,791,441 | 5,941,155 |  |
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] |  |  |  |
ASSETS |  |  |  |
Total current assets | 380,070 | 309,669 |  |
Net property, plant and equipment | 1,281,849 | 1,349,115 |  |
Operating lease right of use assets | 1,222,013 | 1,320,779 |  |
Intangibles and goodwill, net | 2,816,155 | 2,893,899 |  |
Other assets | 74,620 | 50,959 |  |
Total assets | 5,774,707 | 5,924,421 |  |
Current liabilities: |  |  |  |
Current maturities of long-term debt | 122,434 | 226,514 |  |
Current operating lease liabilities | 195,439 | 196,841 |  |
Other current liabilities | 223,189 | 243,494 |  |
Total current liabilities | 541,062 | 666,849 |  |
Long-term debt | 2,764,082 | 2,753,604 |  |
Operating lease liabilities | 993,776 | 1,068,181 |  |
Other noncurrent liabilities | 282,943 | 266,256 |  |
Total liabilities | 4,581,863 | 4,754,890 |  |
Stockholders’ equity | 1,192,844 | 1,169,531 |  |
Total liabilities and stockholders’ equity | 5,774,707 | 5,924,421 |  |
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] | Reportable Legal Entities [Member] | Lamar Media [Member] |  |  |  |
ASSETS |  |  |  |
Total current assets | 110,678 | 13,859 |  |
Other assets | 3,912,122 | 4,193,629 |  |
Total assets | 4,022,800 | 4,207,488 |  |
Current liabilities: |  |  |  |
Current maturities of long-term debt |  | 51,480 |  |
Other current liabilities | 33,583 | 26,960 |  |
Total current liabilities | 33,583 | 78,440 |  |
Long-term debt | 2,761,705 | 2,753,570 |  |
Other noncurrent liabilities | 34,668 | 205,947 |  |
Total liabilities | 2,829,956 | 3,037,957 |  |
Stockholders’ equity | 1,192,844 | 1,169,531 |  |
Total liabilities and stockholders’ equity | 4,022,800 | 4,207,488 |  |
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] | Reportable Legal Entities [Member] | Guarantor Subsidiaries [Member] |  |  |  |
ASSETS |  |  |  |
Total current assets | 19,471 | 53,756 |  |
Net property, plant and equipment | 1,268,765 | 1,340,675 |  |
Operating lease right of use assets | 1,200,115 | 1,293,674 |  |
Intangibles and goodwill, net | 2,798,343 | 2,875,644 |  |
Other assets | 258,433 | 229,905 |  |
Total assets | 5,545,127 | 5,793,654 |  |
Current liabilities: |  |  |  |
Current maturities of long-term debt | 379 | 34 |  |
Current operating lease liabilities | 188,712 | 189,071 |  |
Other current liabilities | 170,320 | 196,689 |  |
Total current liabilities | 359,411 | 385,794 |  |
Long-term debt | 2,377 | 34 |  |
Operating lease liabilities | 979,785 | 1,049,220 |  |
Other noncurrent liabilities | 245,891 | 231,416 |  |
Total liabilities | 1,587,464 | 1,666,464 |  |
Stockholders’ equity | 3,957,663 | 4,127,190 |  |
Total liabilities and stockholders’ equity | 5,545,127 | 5,793,654 |  |
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] | Reportable Legal Entities [Member] | Non-Guarantor Subsidiaries [Member] |  |  |  |
ASSETS |  |  |  |
Total current assets | 249,921 | 242,054 |  |
Net property, plant and equipment | 13,084 | 8,440 |  |
Operating lease right of use assets | 21,898 | 27,105 |  |
Intangibles and goodwill, net | 17,812 | 18,255 |  |
Other assets | 132,448 | 184,805 |  |
Total assets | 435,163 | 480,659 |  |
Current liabilities: |  |  |  |
Current maturities of long-term debt | 122,055 | 175,000 |  |
Current operating lease liabilities | 6,727 | 7,770 |  |
Other current liabilities | 19,286 | 19,845 |  |
Total current liabilities | 148,068 | 202,615 |  |
Operating lease liabilities | 13,991 | 18,961 |  |
Other noncurrent liabilities | 266,968 | 250,859 |  |
Total liabilities | 429,027 | 472,435 |  |
Stockholders’ equity | 6,136 | 8,224 |  |
Total liabilities and stockholders’ equity | 435,163 | 480,659 |  |
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member] | Eliminations [Member] |  |  |  |
ASSETS |  |  |  |
Other assets | (4,228,383) | (4,557,380) |  |
Total assets | (4,228,383) | (4,557,380) |  |
Current liabilities: |  |  |  |
Other noncurrent liabilities | (264,584) | (421,966) |  |
Total liabilities | (264,584) | (421,966) |  |
Stockholders’ equity | (3,963,799) | (4,135,414) |  |
Total liabilities and stockholders’ equity | $ (4,228,383) | $ (4,557,380) |  |

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