Variable Interest Entities (Details) (USD $) In Thousands, unless otherwise specified	5 Months Ended		12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2013	Dec. 31, 2012	Jul. 31, 2011
Schedule Of Net Income Loss And Aggregate Net Funding Repaid Or Provided By Company To Variable Interest Entity [Abstract]
Aggregate funding repaid to (provided by) the Company, net	$ (2,529)		$ 4,118	$ 738	$ (3,291)
CCE [Member]
Schedule Of Net Income Loss And Aggregate Net Funding Repaid Or Provided By Company To Variable Interest Entity [Abstract]
Net income (loss)	(235)		2,080	1,857	(2,041)
DAD [Member]
Schedule Of Net Income Loss And Aggregate Net Funding Repaid Or Provided By Company To Variable Interest Entity [Abstract]
Net income (loss)	(477)		(67)	(327)	(263)
Tari [Member]
Schedule Of Net Income Loss And Aggregate Net Funding Repaid Or Provided By Company To Variable Interest Entity [Abstract]
Net income (loss)			$ 52	$ 161	$ (3)