Combined Statement of Division Equity Statement (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Stockholders' Equity Attributable to Parent	$ 174,780	$ 115,196	$ 174,780	$ 115,196	$ 129,773	$ 117,934
Net Income (Loss) Attributable to Parent	(25,406)	(17,655)	(65,040)	(50,365)
Proceeds from Partnership Contribution			$ 110,047	$ 47,627