Segment Reporting (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022
External sales	$ 33,070	$ 28,180	$ 61,770	$ 55,460
Fire Service Member
External sales	9,000	2,980	14,470	5,670
Disposables
External sales	12,550	12,720	24,910	27,220
Chemical
External sales	5,260	7,160	10,710	12,270
Gloves Member
External sales	490	550	1,200	1,090
High Visibility Member
External sales	1,580	1,340	2,730	2,940
High Performance Wear
External sales	1,470	1,110	2,740	2,480
Wovens
External sales	$ 2,720	$ 2,320	$ 5,010	$ 3,790