CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - 9 months ended Sep. 30, 2015 - USD ($) $ in Thousands	Total Equity	Total Stockholders' Equity	Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Distributions in Excess of Net Income	Noncontrolling Interests	Total
Balance at Dec. 31, 2014	$ 658,341	$ 322,587	$ 115,000	$ 212	$ 275,038	$ (125)	$ (67,538)	$ 335,754	$ 658,341
Balance (in shares) at Dec. 31, 2014				21,757,366
Increase (Decrease) in Stockholders' Equity
Issuance of stock awards, net of forfeitures (in shares)				203,646
Exercise of stock options, net of settlements	(3,085)	(3,085)		$ 3	(3,088)
Exercise of stock options, net of settlements (in shares)				175,663
Share-based compensation	5,717	5,717		$ 1	5,716
Dividends declared on preferred stock	(6,253)	(6,253)					(6,253)
Dividends and distributions	(59,653)	(31,478)					(31,478)	(28,175)
Net income	39,472	23,279					23,279	16,193	39,472
Other comprehensive loss	(2,436)	(1,260)				(1,260)		(1,176)
Redemption of noncontrolling interests		59,068		$ 45	59,145	(122)		(59,068)
Redemption of noncontrolling interests (in shares)				4,500,000
Balance at Sep. 30, 2015	$ 632,103	$ 368,575	$ 115,000	$ 261	$ 336,811	$ (1,507)	$ (81,990)	$ 263,528	$ 632,103
Balance (in shares) at Sep. 30, 2015				26,636,675