Financial Instruments and Fair Value - Net Gain/Loss on Derivative Instruments (Details) - USD ($)	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Cross-currency fixed interest rate swap \| Not Designated as Hedging Instrument \| Other Operating Income (Expense)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Net gain (loss) on derivative instruments	$ (8,000,000)	$ 34,000,000
Forward-starting interest rate contracts designated as cash flow hedges \| Designated as Hedging Instrument \| Cash Flow Hedging
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Gain (loss), net of tax	109,000,000	53,000,000
Interest rate swaps, net of tax	$ 0	$ 0

Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Net Of Tax

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- Definition

Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), Tax

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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