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Condensed Consolidated Statements of Stockholders’ Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024
Statement of Stockholders' Equity [Abstract]
Issuance of common stock through stock awards (in shares)		6,463	168,450		5,652	137,350
Exercise of stock options (in shares)	14,550	17,150	6,950	34,850	18,475	47,000
Issuance of common stock through employee purchase plan (in shares)	28,343	28,598	42,204	27,799	30,337	40,322
Purchase of treasury stock (in shares)		1,223,562	224,572			49,623
Issuance of shares of common stock through redemption of common units of Lamar Advertising Limited Partnership (in shares)	22,000
Cash dividends declared per share of common stock (in dollars per share)	$ 1.55	$ 1.55	$ 1.55	$ 1.40	$ 1.30	$ 1.30
Preferred stock dividend shares (in dollars per share)	$ 15.95	$ 15.95	$ 15.95	$ 15.95	$ 15.95	$ 15.95

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