CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Series D Cumulative Redeemable Preferred Stock Preferred Stock	Series D Cumulative Redeemable Preferred Stock Cumulative Dividends	Common Stock	Additional Paid In Capital	Retained Earnings	Cumulative Dividends	Non-Controlling Interest in Consolidated Joint Ventures	Total
Beginning Balance at Dec. 31, 2013	$ 115,000		$ 1,809	$ 2,068,721	$ 224,364	$ (511,444)	$ 53,949	$ 1,952,399
Beginning Balance (in shares) at Dec. 31, 2013	4,600,000		180,858,699
Increase (Decrease) in Stockholders' Equity
Net proceeds from sale of common stock			1	1,218				1,219
Net proceeds from sale of common stock (in shares)			99,460
Vesting of restricted common stock			4	1,482				1,486
Vesting of restricted common stock (in shares)			397,644
Distributions to non-controlling interests							(8)	(8)
Common stock dividends and dividends payable at $0.05 per share year to date						(9,167)		(9,167)
Series D preferred dividends and dividends payable at $0.50 per share year to date		(2,300)						(2,300)
Net income (loss)					(5,722)		2,226	(3,496)
Ending Balance at Mar. 31, 2014	$ 115,000		$ 1,814	$ 2,071,421	$ 218,642	$ (522,911)	$ 56,167	$ 1,940,133
Ending Balance (in shares) at Mar. 31, 2014	4,600,000		181,355,803