Debt - Schedule of Current Availability on Debt and Cash (Detail) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Credit facilities		$ 6,501,000
Outstanding letters of credit		26,000
Current availability		5,814,000
Cash and cash equivalents		780,871	$ 530,388
Total liquidity		6,595,000
Credit Facilities [Member]
Debt Instrument [Line Items]
Borrowings outstanding		661,000
Commercial Paper [Member]
Debt Instrument [Line Items]
Borrowings outstanding	[1]	$ 0

[1] We are required to maintain available commitments under our credit facilities in an amount at least equal to the commercial paper borrowings outstanding.