Consolidated Statement Of Stockholders' Equity (Deficit) (USD $) In Thousands, unless otherwise specified	Total	Series A Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive (Loss) Income	Distributions in Excess of Accumulated Earnings	Treasury Stock	Noncontrolling Interests	Total Stockholders' Equity (Deficit)
Balance at Dec. 31, 2012	$ 212,990	$ 34	$ 316	$ 940,202	$ (696)	$ (683,734)	$ (63,600)	$ 20,468	$ 212,990
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock from exercise of options, net		0	0	149	0	0	0	0	149
Issuance and associated costs of common stock, net		0	63	261,904	0	0	0	0	261,967
Issuance of preferred OP units		0	0	0	0	0	0	3,463	3,463
Share-based compensation - amortization and forfeitures		0	0	1,118	0	52	0	0	1,170
Net income	11,545	0	0	0	0	11,102	0	443	11,545
Unrealized gain on interest rate swaps	177	0	0	0	161	0	0	16	177
Distributions	(4,498)	0	0	0	0	48,370	0	3,971	(52,341)
Balance at Jun. 30, 2013	$ 439,120	$ 34	$ 379	$ 1,203,373	$ (535)	$ (720,950)	$ (63,600)	$ 20,419	$ 439,120