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Derivative Instruments - Additional Information (Detail)
12 Months Ended
Aug. 31, 2021
USD ($)
Foreign Exchange Contracts  
Derivative [Line Items]  
Aggregate derivative notional amount $ 74,200,000
Amount reclassified to revenue or cost of revenue in the next year 700,000
Interest rate swap contracts  
Derivative [Line Items]  
Unrealized pre-tax gain (loss) that would be reclassified to interest expense in the next year 4,900,000
Interest rate swap contracts | Derivatives maturing on September 2023  
Derivative [Line Items]  
Aggregate derivative notional amount $ 100,300,000
Maturity date 2023-09
Interest rate swap contracts | Derivatives maturing on June 2024  
Derivative [Line Items]  
Aggregate derivative notional amount $ 136,900,000
Maturity date 2024-06