CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
REVENUE
Rental	$ 170,304	$ 112,053
Other	1,391	252
Total revenue	171,695	112,305
EXPENSES
Depreciation and amortization	69,808	34,578
Interest	41,468	28,952
General and administrative	11,613	9,168
Property	3,772	2,155
Income taxes	671	405
Merger-related costs	12,030
Total expenses	139,362	75,258
Income from continuing operations	32,333	37,047
Income from discontinued operations	39,480	2,216
Net income	71,813	39,263
Net income attributable to noncontrolling interests	(9)
Net income attributable to the Company	71,804	39,263
Preferred stock dividends	(10,482)	(9,496)
Excess of redemption value over carrying value of preferred shares redeemed (see note 10)		(3,696)
Net income available to common stockholders	$ 61,322	$ 26,071
Income from continuing operations:
Basic (in dollars per share)	$ 0.13	$ 0.18
Diluted (in dollars per share)	$ 0.13	$ 0.18
Net income:
Basic (in dollars per share)	$ 0.36	$ 0.20
Diluted (in dollars per share)	$ 0.36	$ 0.20
Weighted average common shares outstanding:
Basic (in shares)	171,659,191	132,577,100
Diluted (in shares)	172,053,880	132,703,954