CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Beginning balance, shares at Jan. 31, 2017	7,620,215	(356,441)
Beginning balance, amount at Jan. 31, 2017	$ 76	$ (3,352)	$ 64,764	$ 12,401	$ (2,382)	$ 71,507
Net income				440		440
Other comprehensive income					731	731
Restricted stock issued, shares	43,675
Restricted stock issued, amount	$ 0					0
Restricted stock plan			424			424
Return of shares in lieu of payroll tax withholding			(376)			(376)
Sale of common shares in a public offering, net of issuance costs, shares	808,750
Sale of common shares in a public offering, net of issuance costs, amount	$ 9		10,105			10,114
Ending balance, shares at Jan. 31, 2018	8,472,640	(356,441)
Ending balance, amount at Jan. 31, 2018	$ 85	$ (3,352)	74,917	12,841	(1,651)	82,840
Net income				1,459		1,459
Other comprehensive income					(601)	(601)
Restricted stock issued, shares	3,289
Restricted stock issued, amount	$ 0					0
Restricted stock plan			721			721
Return of shares in lieu of payroll tax withholding			(26)			(26)
Treasury stock purchased, inclusive of commissions, shares		(105,648)
Treasury stock purchased, inclusive of commissions, amount		$ (1,165)				(1,165)
Ending balance, shares at Jan. 31, 2019	8,475,959	(462,089)
Ending balance, amount at Jan. 31, 2019	$ 85	$ (4,517)	$ 75,612	$ 14,300	$ (2,252)	$ 83,228