Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net income	$ 40,493	$ 51,253
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	62,313	61,506
Stock-based compensation	3,437	2,233
Amortization included in interest expense	1,378	1,332
Gain on disposition of assets and investments	(2,504)	(4,624)
Loss on extinguishment of debt	18,179
Deferred tax (benefit) expense	(419)	792
Provision for doubtful accounts	3,206	2,403
(Increase) decrease in:
Receivables	(290)	15,198
Prepaid expenses	815	20,835
Other assets	(9,600)	(14,393)
Increase (decrease) in:
Trade accounts payable	91	1,303
Accrued expenses	(20,982)	(41,210)
Operating lease liabilities	(28,324)	(29,207)
Other liabilities	(4,861)	(6,695)
Net cash provided by operating activities	62,932	60,726
Cash flows from investing activities:
Acquisitions	(13,565)	(66,423)
Capital expenditures	(25,709)	(25,951)
Proceeds from disposition of assets and investments	3,686	1,297
Decrease in notes receivable		2
Net cash (used in) provided by investing activities	(35,588)	(91,075)
Cash flows from financing activities:
Cash used for purchase of treasury stock	(10,068)	(8,682)
Net proceeds from issuance of common stock	3,212	9,874
Principal payments on long term debt	(89)	(7,210)
Payments on revolving credit facility	(180,000)	(255,000)
Proceeds received from revolving credit facility	655,000	155,000
Proceeds received from note offering	1,000,000	255,000
Redemption of senior subordinated notes	(519,139)
Proceeds received from senior credit facility term loans	598,500
Payments on senior credit facility term loans	(978,097)
Payments on accounts receivable securitization program		(7,000)
Debt issuance costs	(24,042)	(4,256)
Distributions to non-controlling interest	(860)	(137)
Dividends/distributions	(100,778)	(96,006)
Net cash (used in) provided by financing activities	443,639	41,583
Effect of exchange rate changes in cash and cash equivalents	(532)	100
Net increase in cash and cash equivalents	470,451	11,334
Cash and cash equivalents at beginning of period	26,188	21,494
Cash and cash equivalents at end of period	496,639	32,828
Supplemental disclosures of cash flow information:
Cash paid for interest	42,982	39,840
Cash paid for foreign, state and federal income taxes	1,878	2,957
LAMAR MEDIA CORP. AND SUBSIDIARIES [Member]
Cash flows from operating activities:
Net income	40,617	51,362
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	62,313	61,506
Stock-based compensation	3,437	2,233
Amortization included in interest expense	1,378	1,332
Gain on disposition of assets and investments	(2,504)	(4,624)
Loss on extinguishment of debt	18,179
Deferred tax (benefit) expense	(419)	792
Provision for doubtful accounts	3,206	2,403
(Increase) decrease in:
Receivables	(290)	15,198
Prepaid expenses	815	20,835
Other assets	(9,600)	(14,393)
Increase (decrease) in:
Trade accounts payable	91	1,303
Accrued expenses	(20,982)	(41,210)
Operating lease liabilities	(28,324)	(29,207)
Other liabilities	(31,293)	(27,991)
Net cash provided by operating activities	36,624	39,539
Cash flows from investing activities:
Acquisitions	(13,565)	(66,423)
Capital expenditures	(25,709)	(25,951)
Proceeds from disposition of assets and investments	3,686	1,297
Decrease in notes receivable		2
Net cash (used in) provided by investing activities	(35,588)	(91,075)
Cash flows from financing activities:
Principal payments on long term debt	(89)	(7,210)
Payments on revolving credit facility	(180,000)	(255,000)
Proceeds received from revolving credit facility	655,000	155,000
Proceeds received from note offering	1,000,000	255,000
Redemption of senior subordinated notes	(519,139)
Proceeds received from senior credit facility term loans	598,500
Payments on senior credit facility term loans	(978,097)
Payments on accounts receivable securitization program		(7,000)
Debt issuance costs	(24,042)	(4,256)
Distributions to non-controlling interest	(860)	(137)
Contributions from parent	29,429	30,970
Dividend to parent	(110,755)	(104,597)
Net cash (used in) provided by financing activities	469,947	62,770
Effect of exchange rate changes in cash and cash equivalents	(532)	100
Net increase in cash and cash equivalents	470,451	11,334
Cash and cash equivalents at beginning of period	25,688	20,994
Cash and cash equivalents at end of period	496,139	32,328
Supplemental disclosures of cash flow information:
Cash paid for interest	42,982	39,840
Cash paid for foreign, state and federal income taxes	$ 1,878	$ 2,957