Accumulated Other Comprehensive Income - Change in AOCI, Net of Tax (Details) - USD ($) $ in Millions	3 Months Ended
	Nov. 30, 2023	Nov. 30, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	$ 2,867	$ 2,452
Other comprehensive income (loss) before reclassifications	(3)
Amounts reclassified from AOCI	14
Total other comprehensive income	11	20
Ending Balance	2,536	2,530
AOCI Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(17)	(42)
Total other comprehensive income	11	20
Ending Balance	(6)	$ (22)
Foreign Currency Translation Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(59)
Other comprehensive income (loss) before reclassifications	4
Amounts reclassified from AOCI	0
Total other comprehensive income	4
Ending Balance	(55)
Net Investment Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(4)
Other comprehensive income (loss) before reclassifications	(4)
Amounts reclassified from AOCI	0
Total other comprehensive income	(4)
Ending Balance	(8)
Derivative Instruments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	14
Other comprehensive income (loss) before reclassifications	(3)
Amounts reclassified from AOCI	16
Total other comprehensive income	13
Ending Balance	27
Actuarial Gain (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	46
Other comprehensive income (loss) before reclassifications	0
Amounts reclassified from AOCI	(3)
Total other comprehensive income	(3)
Ending Balance	43
Prior Service (Cost) Credit
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(14)
Other comprehensive income (loss) before reclassifications	0
Amounts reclassified from AOCI	1
Total other comprehensive income	1
Ending Balance	$ (13)