Debt and Other Obligations - Interest Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Commitment fees	$ 54	$ 685
Amortization of deferred financing costs	1,165	(185)	$ (558)
Amortization of Financing Costs		9
Total	20,279	1,577
Senior loans
Debt Instrument [Line Items]
Interest expense, debt	15,429	738
Junior loans
Debt Instrument [Line Items]
Interest expense, debt	2,997	145
Equipment Notes, Series A [Member]
Debt Instrument [Line Items]
Interest expense, debt	494	0
Equipment Notes, Series B [Member]
Debt Instrument [Line Items]
Interest expense, debt	$ 140	$ 0