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Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021	Apr. 16, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of outstanding vested and unvested stock options	0	0	0	0
Number of stock options granted			0	0
Remaining unrecognized compensation cost	$ 1.3		$ 1.3
Weighted average remaining requisite service period			1 year 10 months 24 days
Selling, General and Administrative Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense related share based compensation before tax	0.5	$ 0.9	$ 0.9	$ 1.8
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock options granted			22,000
RSUs vesting description			The performance-based RSUs will vest no later than March 15, 2024, which is the deadline for the Compensation Committee to determine the extent of the Company’s attainment of the Performance Goals during the Performance Period that ends on February 29, 2024. The time-based RSUs vest ratably over two to three years from the date of grant.
Performance-based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unrecognized compensation cost	2.0		$ 2.0
Weighted average remaining requisite service period			1 year 8 months 12 days
Restricted stock units granted			12,954
Fair value of restricted stock units granted			$ 23.17
Time-based RSUs [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unrecognized compensation cost	$ 0.4		$ 0.4
Weighted average remaining requisite service period			1 year 9 months 18 days
Restricted stock units granted			3,238
Fair value of restricted stock units granted			$ 17.90
2021 Long-Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unissued common stock reserved	977,277		977,277
Number of shares authorized					1,033,648