NOTES PAYABLE AND COMMERCIAL BANK FINANCING - Debt of Variable Interest Entities and Guarantees of Third-party Debt (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Debt and lease obligations	$ 12,340
Consolidated VIEs
Debt Instrument [Line Items]
Debt and lease obligations	$ 9	$ 16
LIBOR \| Debt of variable interest entities
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)	2.50%
Guarantee Obligations
Debt Instrument [Line Items]
Unconditional and irrevocably guaranteed debt	$ 39	$ 49

Amount of short-term and long-term debt and lease obligation.

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