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

Accrued maintenance liability

v3.19.3.a.u2
Accrued maintenance liability
 12 Months Ended
Dec. 31, 2019
Accrued Maintenance Liability [Abstract]  
Accrued maintenance liability Accrued maintenance liability
Movements in accrued maintenance liability during the years ended December 31, 2019 and 2018 were as follows:
 
Year Ended December 31,
 
2019
 
2018
Accrued maintenance liability at beginning of period
$
2,237,494

 
$
2,461,799

Maintenance payments received
736,423

 
743,256

Maintenance payments returned
(352,032
)
 
(459,326
)
Release to income upon sale
(249,187
)
 
(261,240
)
Release to income other than upon sale
(207,849
)
 
(228,081
)
Lessor contribution, top ups and other
25,310

 
(18,914
)
Accrued maintenance liability at end of period
$
2,190,159

 
$
2,237,494