Fair Value Measurement - Additional Information (Details) - USD ($) $ in Millions	Feb. 28, 2021	Aug. 31, 2020
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign Currency Contract, Liability/Asset, Fair Value Disclosure	$ (0.1)	$ (0.2)
Interest Rate Cash Flow Hedge Derivative at Fair Value, Net	$ 0.1	$ 0.1

Fair value as of the balance sheet date of all interest rate derivatives designated as cash flow hedging instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958

Name:	us-gaap_InterestRateCashFlowHedgeDerivativeAtFairValueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant