v3.25.4

Summary of significant accounting policies (Tables) | 12 Months Ended
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Dec. 31, 2025
Accounting Policies [Abstract] |
Schedule of Property, Plant, and Equipment, Lessor Asset under Operating Lease |
| Useful Life (a) |  | Residual Value (b)
Passenger aircraft | 25 years |  | 15 | %
Freighter aircraft | 35 years |  | 15 | %
Helicopters | 30 years |  | 20 | %
Engines | 20 years |  | 60 | %
(a) Useful life may be determined to be a different period depending on the disposition strategy. (b) Estimated industry price, except where more relevant information indicates that a different residual value is more appropriate.

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