COMMITMENTS, GUARANTEES, PRODUCT WARRANTIES AND OTHER LOSS CONTINGENCIES - Commitments (Details) $ in Millions	Sep. 30, 2022 USD ($)
Investment Commitments
Long-term Purchase Commitment [Line Items]
Commitments	$ 4,131
Run-off Insurance Operations
Long-term Purchase Commitment [Line Items]
Commitments	3,915
Run-off insurance operations, unconsolidated VIE investment commitment
Long-term Purchase Commitment [Line Items]
Commitments	3,843
Aerospace | Financial Assistance
Long-term Purchase Commitment [Line Items]
Commitments	$ 2,390