CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Jan. 31, 2015	$ 63,256	$ 74	$ (3,352)	$ 64,594	$ 4,654	$ (2,714)
Balance (in shares) at Jan. 31, 2015		7,414,037	(356,441)
Net income	3,854	$ 0	$ 0	0	3,854	0
Other comprehensive income (loss)	530	0	0	0	0	530
Stock-based compensation:
Director Stock Options Exercised	40	$ 0	$ 0	40	0	0
Director Stock Options Exercised (in shares)		6,130	0
Restricted stock issued	0	$ 2	$ 0	(2)	0	0
Restricted stock issued (in shares)		190,436	0
Restricted Stock Plan	586	$ 0	$ 0	586	0	0
Return of shares in lieu of payroll tax withholding	(750)	$ 0	$ 0	(750)	0	0
Return of shares in lieu of payroll tax withholding (in shares)		0	0
Balance at Jan. 31, 2016	67,516	$ 76	$ (3,352)	64,468	8,508	(2,184)
Balance (in shares) at Jan. 31, 2016		7,610,603	(356,441)
Net income	3,893	$ 0	$ 0	0	3,893	0
Other comprehensive income (loss)	(198)	0	0	0	0	(198)
Stock-based compensation:
Director Stock Options Exercised	41	$ 0	$ 0	41	0	0
Director Stock Options Exercised (in shares)		5,000	0
Restricted stock issued	0	$ 0	$ 0	0	0	0
Restricted stock issued (in shares)		4,612	0
Restricted Stock Plan	276	$ 0	$ 0	276	0	0
Return of shares in lieu of payroll tax withholding	(21)	$ 0	$ 0	(21)	0	0
Return of shares in lieu of payroll tax withholding (in shares)		0	0
Balance at Jan. 31, 2017	71,507	$ 76	$ (3,352)	64,764	12,401	(2,382)
Balance (in shares) at Jan. 31, 2017		7,620,215	(356,441)
Net income	440	$ 0	$ 0	0	440	0
Other comprehensive income (loss)	731	0	0	0	0	731
Stock-based compensation:
Restricted stock issued	0	$ 0	$ 0	0	0	0
Restricted stock issued (in shares)		43,675	0
Restricted Stock Plan	424	$ 0	$ 0	424	0	0
Return of shares in lieu of payroll tax withholding	(376)	$ 0	$ 0	(376)	0	0
Return of shares in lieu of payroll tax withholding (in shares)		0	0
Sale of common shares in a public offering, net of issuance costs of approximately $1.0 million	10,114	$ 9	$ 0	10,105	0	0
Sale of common shares in a public offering, net of issuance costs of approximately $1.0 million (In shares)		808,750	0
Balance at Jan. 31, 2018	$ 82,840	$ 85	$ (3,352)	$ 74,917	$ 12,841	$ (1,651)
Balance (in shares) at Jan. 31, 2018		8,472,640	(356,441)