Commitments and Contingencies Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2017

Commitments and Contingencies Disclosure [Abstract]

Long-term Purchase Commitment [Table Text Block]

Commitments, including $129,218 of progress payments, contractual price escalations and other adjustments for these aircraft, at September 30, 2017, net of amounts already paid, are as follows:

Year Ending December 31,	Amount
Remainder of 2017	$	862,760
2018	52,518
2019	371,673
2020	375,216
2021	141,643
Thereafter	—
Total	$	1,803,810