Notes Payable and Long-Term Debt - Schedule of Notes Payable and Long-Term Debt (Details) - USD ($) $ in Millions	Jun. 18, 2025	Aug. 31, 2026	Jan. 31, 2026	Jan. 23, 2026	Aug. 31, 2025
Debt Instrument [Line Items]
Total		$ 3,379			$ 2,885
Less current installments of notes payable and long-term debt		499			499
Notes payable and long-term debt, less current installments		$ 2,880			2,386
Senior Notes | 1.700% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		1.70%
Total		$ 0			499
Principal amount		$ 500
Senior Notes | 4.250% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		4.25%
Total		$ 499			497
Senior Notes | 3.950% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		3.95%
Total		$ 499			499
Senior Notes | 5.450% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		5.45%
Total		$ 298			297
Senior Notes | 4.200% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		4.20%		4.20%
Total		$ 497			0
Principal amount				$ 500
Senior Notes | 3.600% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		3.60%
Total		$ 498			498
Senior Notes | 3.000% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		3.00%
Total		$ 596			595
Senior Notes | 4.750% Senior Notes
Debt Instrument [Line Items]
Stated interest rate		4.75%	4.75%	4.75%
Total		$ 492			0
Principal amount				$ 500
Line of Credit
Debt Instrument [Line Items]
Total		0			$ 0
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Unused borrowing capacity		4,400
Line of Credit | Commercial Paper
Debt Instrument [Line Items]
Maximum borrowing capacity		3,200
Line of Credit | Revolving Credit Facility 2025 | Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument, term	5 years
Maximum borrowing capacity	$ 3,200
Potential extension amount	$ 1,000
Debt instrument, extension term	1 year
Debt instrument, tenor, maximum	5 years
Line of Credit | The Revolving Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Unused borrowing capacity		$ 3,200