Income Taxes - Components of Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019
Current:
Federal	$ 9,627	$ 10,838	$ 11,381
State and local	2,279	1,642	1,858
Total current	11,906	12,480	13,239
Deferred:
Federal	(2,217)	526	(651)
State and local	(496)	(47)	(91)
Total deferred	(2,713)	479	(742)
Total provision for income taxes	$ 9,193	$ 12,959	$ 12,497