Summarized Financial Information of Subsidiaries - Condensed Consolidating Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended					6 Months Ended
	Jun. 30, 2023		Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023		Jun. 30, 2022
Statements of Income
Net revenues	$ 541,137			$ 517,852		$ 1,012,469		$ 969,240
Operating expenses (income)
Direct advertising expenses	(171,783)			(166,723)		(340,215)		(324,495)
General and administrative expenses	90,525			90,658		175,660		173,742
Corporate expenses	28,556			27,591		57,083		49,603
Depreciation and amortization	75,158			67,750		148,283		136,377
(Gain) loss on disposition of assets	1,676			1,374		4,364		1,937
Total operating expenses	364,346			351,348		716,877		682,280
Operating income	176,791			166,504		295,592		286,960
Equity in earnings of investee	(449)			(355)		(627)		(1,101)
Income before income tax expense	134,068			137,645		212,064		232,276
Income tax expense (benefit)	3,180			3,440		4,978		5,920
Net income (loss)	130,888		$ 76,198	134,205	$ 92,151	207,086		226,356
Earnings attributable to non-controlling interest	268			0		425		0
Net income attributable to controlling interest	130,620			134,205		206,661		226,356
Statements of Comprehensive Income
Net income (loss)	130,888		$ 76,198	134,205	$ 92,151	207,086		226,356
Total comprehensive income (loss)	131,291			133,522		207,487		225,987
Comprehensive income attributable to controlling interest	131,023			133,522		207,062		225,987
LAMAR MEDIA CORP. AND SUBSIDIARIES
Statements of Income
Net revenues	541,137			517,852		1,012,469		969,240
Operating expenses (income)
Direct advertising expenses	(171,783)	[1]		(166,723)		(340,215)	[2]	(324,495)	[3]
General and administrative expenses	90,525	[1]		90,658		175,660	[2]	173,742	[3]
Corporate expenses	28,447	[1]		27,481		56,838	[2]	49,357	[3]
Depreciation and amortization	75,158			67,750		148,283		136,377
(Gain) loss on disposition of assets	(1,676)			1,374		4,364		1,937
Total operating expenses	364,237			351,238		716,632		682,034
Operating income	176,900			166,614		295,837		287,206
Equity in (earnings) loss of subsidiaries	0			0		0		0
Interest expense (income), net	43,172			29,214		84,155		55,785
Equity in earnings of investee	(449)			(355)		(627)		(1,101)
Income before income tax expense	134,177			137,755		212,309		232,522
Income tax expense (benefit)	3,180	[4]		3,440		4,978	[5]	5,920	[6]
Net income (loss)	130,997					207,331
Earnings attributable to non-controlling interest	268					425
Net income attributable to controlling interest	130,729			134,315		206,906		226,602
Statements of Comprehensive Income
Net income (loss)	130,997					207,331
Total other comprehensive income, net of tax	403			(683)		401		(369)
Total comprehensive income (loss)	131,400			133,632		207,732		226,233
Earnings attributable to non-controlling interest	(268)					(425)
Comprehensive income attributable to controlling interest	131,132					207,307
Eliminations | LAMAR MEDIA CORP. AND SUBSIDIARIES
Statements of Income
Net revenues	(720)			53		(1,276)		(182)
Operating expenses (income)
Direct advertising expenses	720	[1]		53		1,276	[2]	182	[3]
General and administrative expenses	0	[1]		0		0	[2]	0	[3]
Corporate expenses	0	[1]		0		0	[2]	0	[3]
Depreciation and amortization	0			0		0		0
(Gain) loss on disposition of assets	0			0		0		0
Total operating expenses	(720)			53		(1,276)		(182)
Operating income	0			0		0		0
Equity in (earnings) loss of subsidiaries	170,889			162,870		285,124		281,394
Interest expense (income), net	0			0		0		0
Equity in earnings of investee	0			0		0		0
Income before income tax expense	(170,889)			(162,870)		(285,124)		(281,394)
Income tax expense (benefit)	0	[4]		0		0	[5]	0	[6]
Net income (loss)	(170,889)					(285,124)
Earnings attributable to non-controlling interest	0					0
Net income attributable to controlling interest	(170,889)			(162,870)		(285,124)		(281,394)
Statements of Comprehensive Income
Net income (loss)	(170,889)					(285,124)
Total other comprehensive income, net of tax	0			0		0		0
Total comprehensive income (loss)	(170,889)			(162,870)		(285,124)		(281,394)
Earnings attributable to non-controlling interest	0					0
Comprehensive income attributable to controlling interest	(170,889)					(285,124)
Lamar Media Corp. | Reportable Legal Entities | LAMAR MEDIA CORP. AND SUBSIDIARIES
Statements of Income
Net revenues	0			0		0		0
Operating expenses (income)
Direct advertising expenses	0	[1]		0		0	[2]	0	[3]
General and administrative expenses	0	[1]		0		0	[2]	0	[3]
Corporate expenses	0	[1]		0		0	[2]	0	[3]
Depreciation and amortization	0			0		0		0
(Gain) loss on disposition of assets	0			0		0		0
Total operating expenses	0			0		0		0
Operating income	0			0		0		0
Equity in (earnings) loss of subsidiaries	(170,889)			(162,870)		(285,124)		(281,394)
Interest expense (income), net	40,160			28,555		78,218		54,792
Equity in earnings of investee	0			0		0		0
Income before income tax expense	130,729			134,315		206,906		226,602
Income tax expense (benefit)	0	[4]		0		0	[5]	0	[6]
Net income (loss)	130,729					206,906
Earnings attributable to non-controlling interest	0					0
Net income attributable to controlling interest	130,729			134,315		206,906		226,602
Statements of Comprehensive Income
Net income (loss)	130,729					206,906
Total other comprehensive income, net of tax	0			0		0		0
Total comprehensive income (loss)	130,729			134,315		206,906		226,602
Earnings attributable to non-controlling interest	0					0
Comprehensive income attributable to controlling interest	130,729					206,906
Guarantor Subsidiaries | Reportable Legal Entities | LAMAR MEDIA CORP. AND SUBSIDIARIES
Statements of Income
Net revenues	530,670			507,588		993,163		950,116
Operating expenses (income)
Direct advertising expenses	(164,647)	[1]		(159,151)		(326,150)	[2]	(310,004)	[3]
General and administrative expenses	88,360	[1]		88,860		171,084	[2]	170,158	[3]
Corporate expenses	28,019	[1]		26,074		56,011	[2]	47,689	[3]
Depreciation and amortization	74,085			66,803		146,362		134,591
(Gain) loss on disposition of assets	(1,678)			1,374		4,366		1,937
Total operating expenses	353,433			339,514		695,241		660,505
Operating income	177,237			168,074		297,922		289,611
Equity in (earnings) loss of subsidiaries	0			0		0		0
Interest expense (income), net	(439)			(79)		(895)		(100)
Equity in earnings of investee	(449)			(355)		(627)		(1,101)
Income before income tax expense	178,125			168,508		299,444		290,812
Income tax expense (benefit)	3,061	[4]		3,582		4,768	[5]	6,145	[6]
Net income (loss)	175,064					294,676
Earnings attributable to non-controlling interest	115					135
Net income attributable to controlling interest	174,949			164,926		294,541		284,667
Statements of Comprehensive Income
Net income (loss)	175,064					294,676
Total other comprehensive income, net of tax	0			0		0		0
Total comprehensive income (loss)	175,064			164,926		294,676		284,667
Earnings attributable to non-controlling interest	(115)					(135)
Comprehensive income attributable to controlling interest	174,949					294,541
Non- Guarantor Subsidiaries | Reportable Legal Entities | LAMAR MEDIA CORP. AND SUBSIDIARIES
Statements of Income
Net revenues	11,187			10,211		20,582		19,306
Operating expenses (income)
Direct advertising expenses	(7,856)	[1]		(7,519)		(15,341)	[2]	(14,673)	[3]
General and administrative expenses	2,165	[1]		1,798		4,576	[2]	3,584	[3]
Corporate expenses	428	[1]		1,407		827	[2]	1,668	[3]
Depreciation and amortization	1,073			947		1,921		1,786
(Gain) loss on disposition of assets	2			0		(2)		0
Total operating expenses	11,524			11,671		22,667		21,711
Operating income	(337)			(1,460)		(2,085)		(2,405)
Equity in (earnings) loss of subsidiaries				0		0		0
Interest expense (income), net	3,451			738		6,832		1,093
Equity in earnings of investee	0			0		0		0
Income before income tax expense	(3,788)			(2,198)		(8,917)		(3,498)
Income tax expense (benefit)	119	[4]		(142)		210	[5]	(225)	[6]
Net income (loss)	(3,907)					(9,127)
Earnings attributable to non-controlling interest	153					290
Net income attributable to controlling interest	(4,060)			(2,056)		(9,417)		(3,273)
Statements of Comprehensive Income
Net income (loss)	(3,907)					(9,127)
Total other comprehensive income, net of tax	403			(683)		401		(369)
Total comprehensive income (loss)	(3,504)			$ (2,739)		(8,726)		$ (3,642)
Earnings attributable to non-controlling interest	(153)					(290)
Comprehensive income attributable to controlling interest	$ (3,657)					$ (9,016)

[1] Caption is exclusive of depreciation and amortization.

[2] Caption is exclusive of depreciation and amortization.

[3] Caption is exclusive of depreciation and amortization.

[4] The income tax expense reflected in each column does not include any tax effect of the equity in earnings from subsidiaries.

[5] The income tax expense reflected in each column does not include any tax effect of the equity in earnings from subsidiaries.

[6] The income tax expense (benefit) reflected in each column does not include any tax effect of the equity in earnings from subsidiaries.