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COMMITMENTS, CONTINGENCIES AND GUARANTEES - Summary of Commitments Related to the Acquisition of Aircraft (Details) - Purchase commitments
$ in Billions
Dec. 31, 2024
USD ($)
Unrecorded Unconditional Purchase Obligation [Line Items]  
2025 $ 9.6
2026 6.0
2027 4.7
2028 6.5
2029 8.1
After 2029 19.5
Total $ 54.4