Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash flows from operating activities:
Net income	$ 41,787	$ 51,314
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	51,425	51,489
Stock-based compensation	2,478	3,199
Amortization included in interest expense	1,348	1,382
Gain on disposition of assets and investments	(1,036)	(11,327)
Loss on extinguishment of debt		3,142
Deferred tax benefit	(355)	(182)
Provision for doubtful accounts	1,428	1,709
(Increase) decrease in:
Receivables	(955)	(8,410)
Prepaid lease expenses	(27,097)	(22,936)
Other assets	(12,053)	(3,572)
Increase (decrease) in:
Trade accounts payable	526	720
Accrued expenses	(26,646)	(14,211)
Other liabilities	3,646	(780)
Net cash provided by operating activities	34,496	51,537
Cash flows from investing activities:
Acquisitions	(17,779)	(502,138)
Capital expenditures	(19,236)	(20,619)
Proceeds from disposition of assets and investments	1,592	5,196
Decrease in notes receivable	4	8
Net cash used in investing activities	(35,419)	(517,553)
Cash flows from financing activities:
Cash used for purchase of treasury stock	(8,997)	(6,204)
Net proceeds from issuance of common stock	12,934	7,909
Principal payments on long term debt	(5,625)	(3,755)
Payment on revolving credit facility	(54,000)	(125,000)
Proceeds received from revolving credit facility	134,000	280,000
Proceeds received from note offering		400,000
Payment on senior credit facility term A-1 loan		(300,000)
Proceeds received from senior credit facility term A-1 loan		300,000
Debt issuance costs		(9,017)
Distributions to non-controlling interest	(205)	(105)
Dividends/distributions	(81,279)	(72,825)
Net cash (used in) provided by financing activities	(3,172)	471,003
Effect of exchange rate changes in cash and cash equivalents	187	1,106
Net (decrease) increase in cash and cash equivalents	(3,908)	6,093
Cash and cash equivalents at beginning of period	35,530	22,327
Cash and cash equivalents at end of period	31,622	28,420
Supplemental disclosures of cash flow information:
Cash paid for interest	43,446	31,893
Cash paid for foreign, state and federal income taxes	3,859	4,079
LAMAR MEDIA CORP [Member]
Cash flows from operating activities:
Net income	41,893	51,407
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	51,425	51,489
Stock-based compensation	2,478	3,199
Amortization included in interest expense	1,348	1,382
Gain on disposition of assets and investments	(1,036)	(11,327)
Loss on extinguishment of debt		3,142
Deferred tax benefit	(355)	(182)
Provision for doubtful accounts	1,428	1,709
(Increase) decrease in:
Receivables	(955)	(8,410)
Prepaid lease expenses	(27,097)	(22,936)
Other assets	(12,053)	(3,572)
Increase (decrease) in:
Trade accounts payable	526	720
Accrued expenses	(26,646)	(14,211)
Other liabilities	(16,163)	(19,225)
Net cash provided by operating activities	14,793	33,185
Cash flows from investing activities:
Acquisitions	(17,779)	(502,138)
Capital expenditures	(19,236)	(20,619)
Proceeds from disposition of assets and investments	1,592	5,196
Decrease in notes receivable	4	8
Net cash used in investing activities	(35,419)	(517,553)
Cash flows from financing activities:
Principal payments on long term debt	(5,625)	(3,755)
Payment on revolving credit facility	(54,000)	(125,000)
Proceeds received from revolving credit facility	134,000	280,000
Proceeds received from note offering		400,000
Payment on senior credit facility term A-1 loan		(300,000)
Proceeds received from senior credit facility term A-1 loan		300,000
Debt issuance costs		(9,017)
Distributions to non-controlling interest	(205)	(105)
Contributions from parent	32,546	26,170
Dividend to parent	(90,185)	(78,938)
Net cash (used in) provided by financing activities	16,531	489,355
Effect of exchange rate changes in cash and cash equivalents	187	1,106
Net (decrease) increase in cash and cash equivalents	(3,908)	6,093
Cash and cash equivalents at beginning of period	35,030	21,827
Cash and cash equivalents at end of period	31,122	27,920
Supplemental disclosures of cash flow information:
Cash paid for interest	43,446	31,893
Cash paid for foreign, state and federal income taxes	$ 3,859	$ 4,079