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Notes Payable, Net - Notes Payable, Net (Parenthetical) (Details)	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2020
ASU 2020-06
Debt Instrument [Line Items]
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
Change in Accounting Principle, Accounting Standards Update, Adoption Date	Sep. 01, 2021
2.875% Convertible senior notes, due 2028
Debt Instrument [Line Items]
Debt instrument, interest rate	2.875%	2.875%
2.875% Convertible senior notes, due 2024
Debt Instrument [Line Items]
Debt instrument, interest rate	2.875%	2.875%	2.875%

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