Earnings per Share - Computation for Basic and Diluted Earnings (loss) per Share (Detail) - $ / shares	12 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Earnings Per Share [Abstract]
Basic weighted average common shares outstanding	25,842,798	25,818,737	26,026,477
Effect of dilutive RSUs	97,278	132,404	82,864
Diluted weighted average common shares outstanding	25,940,076	25,951,141	26,109,341
Earnings per share
Basic	$ 1.65	$ 1.83	$ 1.11
Diluted	1.64	1.82	1.11
Cash dividends per share	$ 1	$ 1	$ 0.975