Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Balance (in shares) at Jan. 31, 2018		15,357,457
Balance at Jan. 31, 2018	$ 58,712	$ 154	$ 117,465	$ (49,648)	$ (9,259)
Net income (loss)	(1,614)			(1,614)
Pension adjustments, net of tax effect	217				217
Cash dividend paid	(930)			(930)
Shares vested and others (in shares)		184,499
Shares vested	(266)	$ 1	(267)
Stock compensation expense	908		908
Balance (in shares) at Jan. 31, 2019		15,541,956
Balance at Jan. 31, 2019	57,027	$ 155	118,106	(52,192)	(9,042)
Net income (loss)	2,382			2,382
Pension adjustments, net of tax effect	(5,269)				(5,269)
Cash dividend paid	0
Shares vested and others (in shares)		171,593
Shares vested	(246)	$ 2	(248)
Stock compensation expense	924		924
Balance (in shares) at Jan. 31, 2020		15,713,549
Balance at Jan. 31, 2020	$ 54,818	$ 157	$ 118,782	$ (49,810)	$ (14,311)