Reconciliation of Basic Earnings (Loss) Per Share to Diluted Earnings (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net Income (Loss), Basic	$ 65	$ 164	$ (230)	$ (581)
Net Income (Loss), Diluted	$ 65	$ 164	$ (230)	$ (581)
Weighted Average Common Shares Outstanding, Basic	5,878	5,878	5,878	5,878
Weighted Average Common Shares Outstanding, Options	200	200
Weighted Average Common Shares Outstanding, Diluted	6,078	6,078	5,878	5,878
Earnings (Loss) Per Share, Basic	$ 0.01	$ 0.03	$ (0.04)	$ (0.1)
Earnings (Loss) Per Share, Diluted	$ 0.01	$ 0.03	$ (0.04)	$ (0.1)