Leases - Components of Lease Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Lease, Cost [Abstract]
Operating lease cost	$ 5,632	$ 5,974	$ 6,217
Supplemental cash flow information related to leases was as follows:
Cash paid for amounts included in the measurement of operating lease liabilities	5,669	5,987	6,196
Right-of-use assets obtained in exchange for operating lease obligations	$ 916	$ 3,065	$ 3,441
Weighted Average Remaining Lease Terms, Operating leases	2 years 6 months	3 years	3 years 4 months 24 days
Weighted Average Discount Rate, Operating leases	4.08%	3.86%	3.63%