Income Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Disclosure [Abstract]
Effective Income Tax Rate	(5.20%)	2.30%	(1.40%)	19.50%
Income Tax Expense (Benefit)	$ 903	$ (629)	$ 1,099	$ (22,141)
Income (Loss) from Continuing Operations before Income Taxes and equity (losses) of joint venture	$ (17,359)	$ (27,941)	$ (79,096)	$ (113,536)
Federal Statutory Income Tax Rate			35.00%