Leases - Components of Lease Expense (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2024	Nov. 30, 2023
Lease, Cost [Abstract]
Operating lease cost	$ 1,412	$ 1,390	$ 4,148	$ 4,241
Supplemental cash flow information related to leases was as follows:
Cash paid for amounts included in the measurement of lease liabilities, Operating cash flows from operating leases	1,431	1,394	4,210	4,256
Right-of-use assets obtained in exchange for lease obligations, Operating leases	$ 4,052	$ 214	$ 5,547	$ 993
Weighted Average Remaining Lease Terms, Operating leases	3 years	3 years	3 years	3 years
Weighted Average Discount Rate, Operating leases	4.56%	4.03%	4.56%	4.03%