Financial Instruments - Summary of Notional Amount and Gross Fair Value (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Notional Amounts	$ 7,121	$ 9,831
Derivatives Assets	136	200
Derivative Liabilities	35	81
Prepaid Expenses and Other Current Assets
Derivative [Line Items]
Derivatives Assets	101	110
Other Noncurrent Assets
Derivative [Line Items]
Derivatives Assets	35	90
Other Current Liabilities
Derivative [Line Items]
Derivative Liabilities	27	70
Other Noncurrent Liabilities
Derivative [Line Items]
Derivative Liabilities	8	11
Derivatives Not Designated as Hedging Instruments:
Derivative [Line Items]
Notional Amounts	5,112	7,553
Derivatives Assets	49	113
Derivative Liabilities	32	67
Derivatives Not Designated as Hedging Instruments: | Balance sheet items
Derivative [Line Items]
Notional Amounts	4,427	6,470
Derivatives Assets	22	72
Derivative Liabilities	17	48
Derivatives Not Designated as Hedging Instruments: | Forecasted transactions
Derivative [Line Items]
Notional Amounts	537	823
Derivatives Assets	6	16
Derivative Liabilities	11	12
Derivatives Not Designated as Hedging Instruments: | Cross-currency swaps
Derivative [Line Items]
Notional Amounts	148	260
Derivatives Assets	21	24
Derivative Liabilities	4	7
Derivatives Not Designated as Hedging Instruments: | Commodity contracts
Derivative [Line Items]
Derivatives Assets	0	1
Derivative Liabilities	0	0
Derivatives Designated as Hedging Instruments:
Derivative [Line Items]
Notional Amounts	2,009	2,278
Derivatives Assets	87	87
Derivative Liabilities	3	14
Derivatives Designated as Hedging Instruments: | Balance sheet items
Derivative [Line Items]
Notional Amounts	0	0
Derivatives Assets	0	0
Derivative Liabilities	0	0
Derivatives Designated as Hedging Instruments: | Forecasted transactions
Derivative [Line Items]
Notional Amounts	758	355
Derivatives Assets	14	20
Derivative Liabilities	3	14
Derivatives Designated as Hedging Instruments: | Commodity contracts
Derivative [Line Items]
Derivatives Assets	49	3
Derivative Liabilities	0	0
Derivatives Designated as Hedging Instruments: | Interest rate swaps
Derivative [Line Items]
Notional Amounts	1,251	1,923
Derivatives Assets	24	64
Derivative Liabilities	$ 0	$ 0