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)	(7,423)	0	0	0	0	0	0	(8,781)	(8,781)	1,358
Preferred dividends	(5,806)	0	0	0	0	0	0	(5,806)	(5,806)	0
Common dividends declared	(13,914)	0	0	0	0	0	0	(13,914)	(13,914)	0
Other comprehensive income (loss), net	6,985	0	0	0	0	0	6,985	0	6,985	0
Stock compensation expense	(5,944)	0	0	0	0	(5,944)	0	0	(5,944)	0
Issuance of noncontrolling interests	56,360	0	0	0	0	0	0	0	0	56,360
Distribution to noncontrolling interests	(1,952)	0	0	0	0	0	0	0	0	(1,952)
Common shares issued for equity compensation	4,477	0	0	0	12	4,465	0	0	4,477	0
Common shares issued for equity compensation (in shares)					413,936
Common shares issued, net	86,738	0	0	0	313	86,425	0	0	86,738	0
Common shares issued, net (in shares)					10,427,656
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 Mar. 31, 2014	$ 754,912	$ 41	$ 23	$ 17	$ 2,468	$ 2,005,102	$ (56,825)	$ (1,285,807)	$ 665,019	$ 89,893
Ending Balance (in shares) at Mar. 31, 2014		4,069,288	2,288,465	1,640,100	82,289,029