Debt - Narrative (Details) - USD ($)	1 Months Ended	3 Months Ended
	Sep. 30, 2025	Oct. 31, 2025	Oct. 31, 2024	Jul. 31, 2025
Schedule Of Long-Term And Short-Term Debt [Line Items]
Subtotal		$ 4,150,000,000		$ 4,175,000,000
Repayments of debt		1,475,000,000	$ 1,550,000,000
Line of Credit | Revolving Credit Facility
Schedule Of Long-Term And Short-Term Debt [Line Items]
Borrowings outstanding		0
Private placement notes
Schedule Of Long-Term And Short-Term Debt [Line Items]
Repayments of debt	$ 400,000,000
Interest rate (in percent)	3.73%
Receivables Facility | Receivables Facility
Schedule Of Long-Term And Short-Term Debt [Line Items]
Line of credit facility		915,000,000
Accordion feature, maximum amount		1,500,000,000
Subtotal		0
Revolving Facility | Line of Credit | Revolving Credit Facility
Schedule Of Long-Term And Short-Term Debt [Line Items]
Line of credit facility		1,500,000,000
Line of credit facility, accordion feature, increase limit		500,000,000
2031 Senior Notes due March 2031 | Senior notes
Schedule Of Long-Term And Short-Term Debt [Line Items]
Subtotal		$ 750,000,000		$ 0
Interest rate (in percent)	4.35%
Debt instrument, face amount	$ 750,000,000
Redemption price (percentage)		100.00%