Derivative Financial Instruments and Hedging Activities - Schedule of Maturity Date and Aggregate Notional Amount Outstanding of Net Investment Hedges (Details) - Net investment hedges - Forward contracts - Designated as hedging instruments - USD ($) $ in Millions	May 31, 2025	Aug. 31, 2024
October 2024
Derivative [Line Items]
Aggregate notional amount	$ 0	$ 140
January 2025
Derivative [Line Items]
Aggregate notional amount	0	106
July 2025
Derivative [Line Items]
Aggregate notional amount	135	55
October 2025
Derivative [Line Items]
Aggregate notional amount	101	0
January 2026
Derivative [Line Items]
Aggregate notional amount	109	106
April 2026
Derivative [Line Items]
Aggregate notional amount	42	0
Foreign exchange contracts
Derivative [Line Items]
Aggregate notional amount	$ 387	$ 407