Stockholders' Equity (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Numerator - Income (loss):
Net income (loss) from continuing operations	$ (3,719)	$ (7,433)	$ (7,629)	$ (11,698)
Net income (loss) from discontinued operations	(1,175)	(12,278)	397,912	(8,372)
Net income (loss)	(4,894)	(19,711)	390,283	(20,070)
Accrued preferred stock dividends	(1,790)	(1,790)	(3,580)	(3,580)
Numerator for basic income per share - net income (loss) available to common stockholders:	(6,684)	(21,501)	386,703	(23,650)
Effect of dilutive securities	0	0	0	0
Diluted earnings:
Net income (loss) available to common stockholders	$ (6,684)	$ (21,501)	$ 386,703	$ (23,650)
Denominator-Weighted average shares:
Weighted average shares outstanding (in shares)	59,371,950	51,300,973	59,341,323	51,281,149
Less: Unvested restricted shares (in shares)	(766,731)	(541,667)	699,876	(541,667)	1,383,388
Denominator for basic income per share (in shares)	58,605,219	50,759,306	58,641,447	50,739,482
Effect of dilutive securities:
LTIP (in shares)	0	0	0	0
Stock based compensation plans (in shares)	0	0	0	0
Phantom stock units (in shares)	0	0	0	0
Diluted Shares (in shares)	58,605,219	50,759,306	58,641,447	50,739,482