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Earnings Per Share - Approach to Calculate Diluted Earnings Per Share (Parenthetical) (Details)	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2020
2.875% Convertible senior notes, due 2024
Earnings Per Share Disclosure [Line Items]
Debt instrument, interest rate	2.875%	2.875%	2.875%

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- Definition

Earnings Per Share Disclosure [Line Items]

+ References

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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