Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Accrued maintenance liability (Tables)

v3.8.0.1
Accrued maintenance liability (Tables)
12 Months Ended
Dec. 31, 2017
Accrued Maintenance Liability [Abstract]  
Schedule of movements in accrued maintenance liability
Movements in accrued maintenance liability during the years ended December 31, 2017 and 2016 were as follows:
 
Year Ended December 31,
 
2017
 
2016
Accrued maintenance liability at beginning of period
$
2,750,576

 
$
3,185,794

Maintenance payments received
756,314

 
794,711

Maintenance payments returned
(523,403
)
 
(505,407
)
Release to income upon sale
(275,360
)
 
(341,161
)
Release to income other than upon sale
(302,408
)
 
(421,332
)
Lessor contribution, top ups and other
42,379

 
8,315

Interest accretion
13,701

 
26,563

Additions due to aircraft acquisitions

 
3,093

Accrued maintenance liability at end of period
$
2,461,799

 
$
2,750,576