Face (par) amount of debt instrument at time of issuance.

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Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Debt - Narrative (Details) - USD ($)	3 Months Ended
Debt - Narrative (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2022	Mar. 31, 2022
Debt Instrument [Line Items]
Long-term debt, excluding finance lease liabilities		$ 3,850,000,000	$ 4,065,000,000
Fair value
Debt Instrument [Line Items]
Long-term debt, excluding finance lease liabilities		3,300,000,000	3,700,000,000
Carrying value
Debt Instrument [Line Items]
Long-term debt, excluding finance lease liabilities		$ 3,800,000,000	$ 4,000,000,000
USD term loan \| USD Term Loan Due 2025
Debt Instrument [Line Items]
Face amount	$ 500,000,000
Extension term	1 year