Financial Instruments - Fair Value (Level 2) of Derivative Instruments (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair Value, Asset  Derivatives	$ 111	$ 20
Fair Value, Liability  Derivatives	117	52
Interest rate swaps | Derivatives designated as hedging instruments
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair Value, Asset  Derivatives	61	2
Fair Value, Liability  Derivatives	0	27
Foreign exchange contracts | Derivatives not designated as hedging instruments
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair Value, Asset  Derivatives	4	7
Fair Value, Liability  Derivatives	6	10
Interest rate caps | Derivatives not designated as hedging instruments
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Fair Value, Asset  Derivatives	46	11
Fair Value, Liability  Derivatives	$ 111	$ 15