Interest, Net Narrative (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2017 USD ($) Aircraft	Jun. 30, 2016 USD ($) Aircraft
Debt Instrument [Line Items]
Write off of Deferred Debt Issuance Cost | $	$ 986	$ 1,972
Number of Aircraft with Deferred Financing Costs Written Off | Aircraft	3	1
Loss on Contract Termination | $	$ 988	$ 1,509
Number of Aircraft with Loan Termination Fees | Aircraft	3	1