Fair Value Measurements - Summary of Changes in Fair Value of Company's Level 3 Assets (Detail)	12 Months Ended
Feb. 28, 2022
Cash and Cash Equivalents [Abstract]
Investments that are communicated to the third party for consideration of reasonableness, threshold limit for fair values	0.50%

Investments That Are Communicated To Third Party For Consideration Of Reasonableness Threshold Limit For Fair Value

No definition available.

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration