Financial Instruments - Schedule of Fair Value of Derivative Instruments (Details) - Foreign Exchange Contract - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Designated as Hedging Instrument | Cash Flow Hedging
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	$ 8	$ 0
Liability derivatives	(7)	(1)
Designated as Hedging Instrument | Cash Flow Hedging | Other current assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	6	0
Designated as Hedging Instrument | Cash Flow Hedging | Other assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	2	0
Designated as Hedging Instrument | Cash Flow Hedging | Accrued liabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Liability derivatives	(5)	(1)
Designated as Hedging Instrument | Cash Flow Hedging | Other long-term liabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Liability derivatives	(2)	0
Not Designated as Hedging Instrument
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	43	9
Liability derivatives	(26)	(4)
Not Designated as Hedging Instrument | Other current assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	39	8
Not Designated as Hedging Instrument | Other assets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Asset derivatives	4	1
Not Designated as Hedging Instrument | Accrued liabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Liability derivatives	(24)	(4)
Not Designated as Hedging Instrument | Other long-term liabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Liability derivatives	$ (2)	$ 0