Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Net loss					$ (8,479)
Foreign currency translation adjustment					822
Balances at beginning of year (in shares) at Jan. 31, 2017	7,595,509
Treasury stock released (in shares)	26,753
Shares issued (in shares)	94,280
Balances at period end (in shares) at Oct. 31, 2017	7,716,542
Total stockholders' equity at Jan. 31, 2018	$ 77	$ 56,304	$ (3,103)	$ (1,466)	51,812
Net loss			(1,117)		(1,117)
Common stock issued under stock plans, net of shares used for tax withholding		25			25
Stock-based compensation expense		249			249
Foreign currency translation adjustment				(665)	(665)
Total stockholders' equity at Apr. 30, 2018	$ 77	56,578	(4,220)	(2,131)	50,304
Balances at beginning of year (in shares) at Jan. 31, 2018	7,716,542
Total stockholders' equity at Jan. 31, 2018	$ 77	56,304	(3,103)	(1,466)	51,812
Net loss					(1,524)
Foreign currency translation adjustment					(1,538)
Total stockholders' equity at Oct. 31, 2018	$ 79	58,365	(4,627)	(3,004)	50,813
Balances at beginning of year (in shares) at Jan. 31, 2018	7,716,542
Treasury stock released (in shares)
Shares issued (in shares)	161,332
Balances at period end (in shares) at Oct. 31, 2018	7,877,874
Total stockholders' equity at Apr. 30, 2018	$ 77	56,578	(4,220)	(2,131)	50,304
Net loss			(275)		(275)
Common stock issued under stock plans, net of shares used for tax withholding	2	1,040			1,042
Stock-based compensation expense		462			462
Foreign currency translation adjustment				(322)	(322)
Total stockholders' equity at Jul. 31, 2018	79	58,080	(4,495)	(2,453)	51,211
Net loss			(132)		(132)
Common stock issued under stock plans, net of shares used for tax withholding		(3)			(3)
Stock-based compensation expense		288			288
Foreign currency translation adjustment				(551)	(551)
Total stockholders' equity at Oct. 31, 2018	$ 79	$ 58,365	$ (4,627)	$ (3,004)	$ 50,813
Balances at period end (in shares) at Oct. 31, 2018	7,877,874