Long-Term Debt - Additional Information (Detail) $ in Thousands	3 Months Ended
May 31, 2022 USD ($)
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Credit facility maturity date	Nov. 11, 2021
Long-term debt	$ 0
Third Amendment [Member] \| Standby Letters of Credit [Member]
Line of Credit Facility [Line Items]
Long-term debt	$ 600

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Name:	us-gaap_LongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant