Stockholders' Equity - Recognized Stock-Based Compensation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total	$ 23	$ 20	$ 69	$ 62
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total	18	16	60	54
Employee stock purchase plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total	$ 5	$ 4	$ 9	$ 8