Income Taxes - Schedule of Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Federal
Current	$ 214	$ 126
Deferred	2,706	(126)
Federal income tax expense (benefit)	2,920	0
State
Current	0	0
Deferred	682	0
State income tax expense (benefit)	682	0
Change in valuation allowance	0	(37,484)
Income tax expense (benefit)	$ 3,602	$ (37,484)