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, 2013	$ 635,690	$ 41	$ 23	$ 17	$ 2,143	$ 1,920,455	$ (63,810)	$ (1,257,306)	$ 601,563	$ 34,127
Beginning Balance (in shares) at Dec. 31, 2013		4,069,288	2,288,465	1,640,100	71,447,437
Net income (loss)	(42,895)	0	0	0	0	0	0	(42,875)	(42,875)	(20)
Preferred dividends	(20,628)	0	0	0	0	0	0	(20,628)	(20,628)	0
Common dividends declared	(43,359)	0	0	0	0	0	0	(43,359)	(43,359)	0
Other comprehensive income (loss), net	20,771	0	0	0	0	0	20,771	0	20,771	0
Share-based compensation	(642)	0	0	0	0	(642)	0	0	(642)	0
Issuance of noncontrolling interests	128,851	0	0	0	0	0	0	0	0	128,851
Distribution to noncontrolling interests	(7,337)	0	0	0	0	0	0	0	0	(7,337)
Preferred shares issued, net (shares)		6,281
Preferred shares issued, net	85	0	0	0	0	85	0	0	85	0
Common shares issued for equity compensation	1,033	0	0	0	12	1,021	0	0	1,033	0
Common shares issued for equity compensation (in shares)					415,456
Common shares issued, net	88,513	0	0	0	319	88,194	0	0	88,513	0
Common shares issued, net (in shares)					10,646,742
4.0% convertible senior notes embedded conversion option	1,182	0	0	0	0	1,182	0	0	1,182	0
4.0% convertible senior notes capped call	(1,481)	0	0	0	0	(1,481)	0	0	(1,481)	0
Ending Balance at Sep. 30, 2014	$ 759,783	$ 41	$ 23	$ 17	$ 2,474	$ 2,008,814	$ (43,039)	$ (1,364,168)	$ 604,162	$ 155,621
Ending Balance (in shares) at Sep. 30, 2014		4,075,569	2,288,465	1,640,100	82,509,635