Segment Reporting (Details 1) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
External sales	$ 28,390	$ 83,850	$ 30,030	$ 91,590
Chemical [Member]
External sales	5,180	17,450	5,150	19,010
Disposables [Member]
External sales	14,080	18,140	41,320	53,040
Fire [Member]
External sales	3,550	9,210	1,500	5,920
Gloves [Member]
External sales	630	1,720	630	1,660
High Visibility [Member]
External sales	1,700	1,650	4,630	3,810
High Performance Wear [Member]
External sales	1,340	900	3,810	2,770
Wovens [Member]
External sales	$ 1,910	$ 5,710	$ 2,060	$ 5,380