Long-term Debt - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Long-term debt, fair value	$ 9,800	$ 9,400
Committed credit facility agreement available and unused	5,190
Committed credit facility agreement aggregated	5,750
Commercial paper programs mature in February 2024
Debt Instrument [Line Items]
Committed credit facility agreement aggregated	750
Commercial paper programs mature in February 2025
Debt Instrument [Line Items]
Committed credit facility agreement aggregated	2,000
Commercial paper programs mature in July 2026
Debt Instrument [Line Items]
Committed credit facility agreement aggregated	1,000
Commercial paper programs mature in February 2027
Debt Instrument [Line Items]
Committed credit facility agreement aggregated	2,000
Commercial paper borrowings
Debt Instrument [Line Items]
Long-term debt, current	$ 559
Long-term debt		$ 0
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility extended period	3 years
Credit facility extended date	Jun. 30, 2024
Committed credit facility agreement aggregated	$ 750

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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Date the credit facility terminates, in YYYY-MM-DD format.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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