Consolidated Statements of Income and Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net revenues	$ 1,500,294	$ 1,353,396	$ 1,287,060
Operating expenses (income):
Direct advertising expenses (exclusive of depreciation and amortization)	525,597	473,760	453,269
General and administrative expenses (exclusive of depreciation and amortization)	269,423	242,182	230,800
Corporate expenses (exclusive of depreciation and amortization)	76,366	71,759	69,078
Depreciation and amortization	204,958	191,433	258,435
(Gain) loss on disposition of assets	(15,095)	(8,765)	(3,192)
Total Operating Expenses	1,061,249	970,369	1,008,390
Operating income	439,045	383,027	278,670
Other expense (income):
Loss on extinguishment of debt	3,198		26,023
Other-than-temporary impairment of investment			4,069
Interest income	(6)	(34)	(102)
Interest expense	123,688	98,433	105,254
Non-operating (Income) Expenses	126,880	98,399	135,244
Income before income tax expense	312,165	284,628	143,426
Income tax expense (benefit)	13,356	22,058	(110,092)
Net income	298,809	262,570	253,518
Preferred stock dividends	365	365	365
Net income applicable to common stock	$ 298,444	$ 262,205	$ 253,153
Earnings per share:
Basic earnings per share	$ 3.07	$ 2.72	$ 2.66
Diluted earnings per share	3.05	2.72	2.66
Cash dividends declared per share of common stock	$ 3.02	$ 2.75	$ 2.50
Weighted average common shares used in computing earnings per share:
Weighted average common shares outstanding basic	97,129,614	96,321,578	95,218,083
Weighted average common shares outstanding diluted	97,693,424	96,375,130	95,284,126
Statements of Comprehensive Income
Net income	$ 298,809	$ 262,570	$ 253,518
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	554	(3,632)	(1,413)
Comprehensive income	299,363	258,938	252,105
Income before income tax expense	312,165	284,628	143,426
LAMAR MEDIA CORP [Member]
Net revenues	1,500,294	1,353,396	1,287,060
Operating expenses (income):
Direct advertising expenses (exclusive of depreciation and amortization)	525,597	473,760	453,269
General and administrative expenses (exclusive of depreciation and amortization)	269,423	242,182	230,800
Corporate expenses (exclusive of depreciation and amortization)	75,994	71,426	68,733
Depreciation and amortization	204,958	191,433	258,435
(Gain) loss on disposition of assets	(15,095)	(8,765)	(3,192)
Total Operating Expenses	1,060,877	970,036	1,008,045
Operating income	439,417	383,360	279,015
Other expense (income):
Loss on extinguishment of debt	3,198		26,023
Other-than-temporary impairment of investment			4,069
Interest income	(6)	(34)	(102)
Interest expense	123,688	98,433	105,254
Non-operating (Income) Expenses	126,880	98,399	135,244
Income before income tax expense	312,537	284,961	143,771
Income tax expense (benefit)	13,356	22,058	(143,264)
Net income	299,181	262,903	287,035
Statements of Comprehensive Income
Net income	299,181	262,903	287,035
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	554	(3,632)	(1,413)
Comprehensive income	299,735	259,271	285,622
Income before income tax expense	$ 312,537	$ 284,961	$ 143,771