Lease revenue (Tables)
|12 Months Ended|
Dec. 31, 2017
|Lease Revenue [Abstract]|
|Schedule of contracted minimum future lease payments receivable from lessees for equipment on non-cancelable operating leases||
Our current operating lease agreements expire up to and over the next 14 years. The contracted minimum future lease payments receivable from lessees for flight equipment on non-cancelable operating leases for our owned aircraft and engines as of December 31, 2017 were as follows:
Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.
Reference 1: http://www.xbrl.org/2003/role/presentationRef