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Customer Concentration - Additional Information (Detail) - Customer Concentration Risk	12 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2019
Sales Revenue, Net | Significant Customer
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%
Sales Revenue, Net | Customer One Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage	13.00%	15.00%	26.00%
Sales Revenue, Net | Customer Two Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage	13.00%	11.00%
Accounts Receivable | Significant Customer
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%	10.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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