Commitments and Contingencies - Guarantees (Details) $ in Millions	Sep. 30, 2023 USD ($)
Commitments and Contingencies Disclosure [Line Items]
Maximum Potential Amount of Future Fundings	$ 221
Recorded Liability for Guarantees	89
Debt service
Commitments and Contingencies Disclosure [Line Items]
Maximum Potential Amount of Future Fundings	57
Recorded Liability for Guarantees	6
Operating profit
Commitments and Contingencies Disclosure [Line Items]
Maximum Potential Amount of Future Fundings	146
Recorded Liability for Guarantees	79
Operating profit | Not Yet In Effect Condition
Commitments and Contingencies Disclosure [Line Items]
Maximum Potential Amount of Future Fundings	41
Other
Commitments and Contingencies Disclosure [Line Items]
Maximum Potential Amount of Future Fundings	18
Recorded Liability for Guarantees	$ 4