Segment Reporting (Details 1) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2023	Apr. 30, 2022
External sales	$ 28,700	$ 27,280
Disposables
External sales	12,360	14,500
Chemical
External sales	5,460	5,110
Fire Member
External sales	5,470	2,690
Gloves Member
External sales	710	540
High Visibility Member
External sales	1,150	1,600
High Performance Wear
External sales	1,260	1,370
Wovens
External sales	$ 2,290	$ 1,470