Shareholders' Equity - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended		185 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchase of common stock	29,350	64,082	2,242,461
Repurchase of common stock, average cost per share	$ 19.96	$ 17.46	$ 16.34
Total remaining amount available to repurchase of shares	$ 23.4
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock repurchase program, authorized aggregate amount	$ 60.0		$ 60.0