Consolidated Statement of Changes in Equity (USD $) In Thousands, except Share data	Total	7.75% Series A cumulative redeemable preferred shares	8.375% Series B cumulative redeemable preferred shares	8.875% Series C cumulative redeemable preferred shares	Common Shares	Additional Paid In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Deficit)	Total Shareholders' Equity	Noncontrolling Interests
Beginning Balance at Dec. 31, 2014	$ 587,842	$ 48	$ 23	$ 17	$ 2,473	$ 2,025,683	$ (20,788)	$ (1,633,911)	$ 373,545	$ 214,297
Beginning Balance (in shares) at Dec. 31, 2014		4,775,569	2,288,465	1,640,100	82,506,606
Net income (loss)	266							762	762	(496)
Preferred dividends	(7,859)							(7,859)	(7,859)
Common dividends declared	(14,773)							(14,773)	(14,773)
Other comprehensive income (loss), net	5,010						5,010		5,010
Share-based compensation	(2,497)					(2,497)			(2,497)
Issuance of noncontrolling interests	(239)									(239)
Distribution to noncontrolling interests	(4,668)									(4,668)
Preferred shares issued, net (shares)	0	0	0	0	0	0	0	0	0	0
Preferred shares issued, net	(21)					(21)			(21)
Common shares issued for equity compensation (in shares)					377,075
Common shares issued for equity compensation	3,289				11	3,278			3,289
Common shares issued, net (in shares)					1,763
Common shares issued, net	(96)					(96)			(96)
Ending Balance at Mar. 31, 2015	$ 566,254	$ 48	$ 23	$ 17	$ 2,484	$ 2,026,347	$ (15,778)	$ (1,655,781)	$ 357,360	$ 208,894
Ending Balance (in shares) at Mar. 31, 2015		4,775,569	2,288,465	1,640,100	82,885,444