Condensed Consolidated Statements of Equity (Parenthetical) - $ / shares	3 Months Ended		9 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2022	May 31, 2021
2.875% Convertible senior notes, due 2028
Debt instrument, interest rate		2.875%		2.875%
2.875% Convertible senior notes, due 2024
Debt instrument, interest rate		2.875%		2.875%
2.25% Convertible senior notes, due 2024
Debt instrument, interest rate		2.25%		2.25%
Equity Excluding Contingently Redeemable Noncontrolling Interest
Cash dividend per share	$ 0.27	$ 0.27	$ 0.81	$ 0.81