Derivative Financial Instruments and Hedging Activities - Schedule of Net (Losses) Gains from Forward Contracts Recorded in Consolidated Statements of Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2022
Derivative instruments designated as cash flow hedges:
Loss to be reclassified in next 12 months	$ 8
Derivative instruments designated as net investment hedges:
(Losses) gains recognized in OCI	(38)
Amounts reclassified from AOCI	9
Designated as Hedging Instruments
Derivative instruments designated as cash flow hedges:
(Losses) gains recognized in OCI	(21)	$ (25)	$ 1
Designated as Hedging Instruments | Net investment hedges:
Derivative instruments designated as net investment hedges:
(Losses) gains recognized in OCI	(16)	(4)	0
Designated as Hedging Instruments | Gain from the divestiture of businesses | Net investment hedges:
Derivative instruments designated as net investment hedges:
Amounts reclassified from AOCI	(4)	0	0
Designated as Hedging Instruments | Forward foreign exchange contracts | Cost of revenue
Derivative instruments designated as cash flow hedges:
Losses (gains) reclassified from AOCI into earnings	22	44	30
Designated as Hedging Instruments | Interest rate contracts | Interest expense, net
Derivative instruments designated as cash flow hedges:
Losses (gains) reclassified from AOCI into earnings	(3)	(2)	2
Not Designated as Hedging Instruments | Forward foreign exchange contracts | Cost of revenue
Derivative instruments not designated as hedging instruments:
Gains (losses) recognized in earnings from forward foreign exchange contracts	16	(111)	(71)
(Losses) gains recognized in earnings from changes in foreign currency	$ (52)	$ 58	$ 87