Rights Offering and other Equity Transactions (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	6 Months Ended
	Jan. 17, 2014	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Class of Stock [Line Items]
Preferred Stock, Shares Outstanding				0
Common stock, shares issued	54,574,734	273,277,566		218,783,540
Proceeds from issuance of common stock	$ 272,900	$ 271,772	$ 42
Preferred Stock, Shares Authorized				10,000,000
Preferred Stock, Shares Issued				0
Affiliated Entity - WL Ross [Member]
Class of Stock [Line Items]
Stock Issued During Period, Share, New Issues	19,599,973
Stock Issued During Period, New Issues, Percentage Outstanding	18.70%
Affiliated Entity - Hamblin Watsa [Member]
Class of Stock [Line Items]
Stock Issued During Period, Share, New Issues	6,726,712
Stock Issued During Period, New Issues, Percentage Outstanding	6.40%