CONSOLIDATED STATEMENTS OF EQUITY (USD $)	Common Stock	Preferred Stock	Additional Paid-in Capital	Distributions In Excess of Earnings	Treasury Stock	Noncontrolling Interests	Total
Balance at Dec. 31, 2011	$ 220,000	$ 650,000	$ 1,772,789,000	$ (256,986,000)		$ 2,848,000	$ 1,519,521,000
Balance (in shares) at Dec. 31, 2011	4,400,000	65,028,571
Increase (Decrease) in Stockholders' Equity
Distributions				(72,987,000)		(258,000)	(73,245,000)
Net income				19,589,000		208,000	19,797,000
Balance at Dec. 31, 2012	220,000	650,000	1,772,789,000	(310,384,000)		2,798,000	1,466,073,000
Balance (in shares) at Dec. 31, 2012	4,400,000	65,028,571
Increase (Decrease) in Stockholders' Equity
Contributions			32,000				32,000
Distributions				(104,035,000)		(266,000)	(104,301,000)
Net income				14,466,000		213,000	14,679,000
Balance at Dec. 31, 2013	220,000	650,000	1,772,821,000	(399,953,000)		2,745,000	1,376,483,000
Balance (in shares) at Dec. 31, 2013	4,400,000	65,028,571
Increase (Decrease) in Stockholders' Equity
Distributions pre-merger				(16,100,000)			(16,100,000)
Contributions from noncontrolling interests						10,000	10,000
Distributions to noncontrolling interests						(264,000)	(264,000)
Redemption of class B shares of subsidiary REITS						(1,850,000)	(1,850,000)
Reverse acquisition capital transaction	111,000		49,400,000		(4,901,000)		44,610,000
Reverse acquisition capital transaction (in shares)	2,119,244
Conversion of preferred stock to common stock	910,000	(650,000)	(260,000)
Conversion of preferred stock to common stock (in shares)	91,039,999	(65,028,571)
Change in par value	(1,143,000)		1,143,000
Exercise of stock options			201,000				201,000
Exercised (in shares)	14,500
Stock based compensation expense			1,079,000				1,079,000
Stock based compensation expense (in shares)	8,000
Retirement of fractional shares			(3,000)				(3,000)
Retirement of fractional shares (in shares)	(145)
Common dividends ($0.70625 per share)				(64,363,000)			(64,363,000)
Preferred dividends ($0.0705 per share)				(4,585,000)			(4,585,000)
Net income				24,378,000		220,000	24,598,000
Balance at Dec. 31, 2014	$ 98,000		$ 1,824,381,000	$ (460,623,000)	$ (4,901,000)	$ 861,000	$ 1,359,816,000
Balance (in shares) at Dec. 31, 2014	97,581,598