Consolidated Statements of Equity (Parenthetical) - $ / shares	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2021
2.875% Convertible senior notes, due 2028
Debt instrument, interest rate			2.875%
2.25% Convertible senior notes, due 2024
Debt instrument, interest rate			2.25%
2.875% Convertible senior notes, due 2024
Debt instrument, interest rate			2.875%
Equity Excluding Contingently Redeemable Noncontrolling Interest
Cash dividend per share	$ 1.11	$ 1.08	$ 1.08