Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Revenues:
Site leasing	$ 309,320		$ 273,504
Site development	36,230		39,567
Total revenues	345,550		313,071
Operating expenses:
Cost of site leasing	69,740		68,101
Cost of site development	27,427		32,594
Selling, general, and administrative	24,676	[1]	20,431	[1]
Acquisition related expenses	8,561		5,822
Asset impairment and decommission costs	3,568		3,722
Depreciation, accretion, and amortization	144,442		125,636
Total operating expenses	278,414		256,306
Operating income	67,136		56,765
Other income (expense):
Interest income	86		641
Interest expense	(66,027)		(59,465)
Non-cash interest expense	(10,304)		(17,364)
Amortization of deferred financing fees	(4,237)		(3,604)
Loss from extinguishment of debt, net	(1,951)		(142)
Other income, net	18,390		152
Total other expense	(64,043)		(79,782)
Income (loss) before provision for income taxes	3,093		(23,017)
Benefit (provision) for income taxes	(1,686)		641
Net income (loss)	$ 1,407		$ (22,376)
Income (loss) per common share
Basic	$ 0.01		$ (0.18)
Diluted	$ 0.01		$ (0.18)
Weighted average number of common shares
Basic	128,560		127,057
Diluted	138,356		127,057

[1] Includes non-cash compensation of $4,541 and $3,817 for the three months ended March 31, 2014 and 2013, respectively.