Computation of Basic and Diluted Earnings (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2017	Nov. 30, 2016	Nov. 30, 2017	Nov. 30, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net Income (Loss), Basic	$ (1,203)	$ (45)	$ (1,690)	$ (815)
Net Income (Loss), Options	0	0	0	0
Net Income (Loss), Diluted	$ (1,203)	$ (45)	$ (1,690)	$ (815)
Weighted Average Common Shares Outstanding, Basic	5,891	5,891	5,891	5,891
Weighted Average Common Shares Outstanding, Options	0	0	0	0
Weighted Average Common Shares Outstanding, Diluted	5,891	5,891	5,891	5,891
Earnings (Loss) Per Share, Basic	$ (0.20)	$ (0.01)	$ (0.29)	$ (0.14)
Earnings (Loss) Per Share, Options	0	0	0	0
Earnings (Loss) Per Share, Diluted	$ (0.20)	$ (0.01)	$ (0.29)	$ (0.14)