Lease Obligations - Schedule of Components of Lease Cost (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021
Leases [Abstract]
Operating lease cost	[1],[2]	$ 390	$ 342	$ 785	$ 683
Finance lease cost:
Amortization of right of use assets	[2]	73	101	146	222
Interest on lease liabilities	[3]	1	3	2	7
Total finance lease cost		$ 74	$ 104	$ 148	$ 229

[1] Includes immaterial amounts related to variable rent expense.

[2] Recorded within Selling, General and administrative, Engineering and technical support, and Cost of sales on the Unaudited Consolidated Statements of Operations and Comprehensive (Loss) Income.

[3] Recorded within Interest and bank charges on the Unaudited Consolidated Statements of Operations and Comprehensive (Loss) Income.