SEGMENT REPORTING (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Jan. 31, 2018	Oct. 31, 2017	Jul. 31, 2017	Apr. 30, 2017	Jan. 31, 2017	Oct. 31, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
Segment Reporting Information [Line Items]
Net sales from continuing operations	$ 25,157	$ 23,960	$ 23,909	$ 22,961	$ 20,302	$ 23,243	$ 22,269	$ 20,369	$ 20,474	$ 24,888	$ 29,465	$ 24,819	$ 95,987	$ 86,183	$ 99,646
Domestic [Member]
Segment Reporting Information [Line Items]
Net sales from continuing operations													$ 50,450	$ 46,540	$ 56,540
Sales Revenue, Percentage													52.55%	54.00%	56.74%
International [Member]
Segment Reporting Information [Line Items]
Net sales from continuing operations													$ 45,540	$ 39,640	$ 43,110
Sales Revenue, Percentage													47.45%	46.00%	43.26%
Sales Revenue, Net [Member]
Segment Reporting Information [Line Items]
Net sales from continuing operations													$ 95,990	$ 86,180	$ 99,650
Sales Revenue, Percentage													100.00%	100.00%	100.00%