Other Current Liabilities - Schedule of Other Current Liabilites (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Other Liabilities Disclosure [Abstract]
Accrued expenses	$ 11,636	$ 14,572
Accrued interest	18,100	18,915
Accrued other	13,866	16,126
Total other current liabilities	$ 43,602	$ 49,613