BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Jan. 31, 2023	Jan. 31, 2022
Net sales	$ 6,300	$ 6,000	$ 112,846	$ 118,386
Asia
Net sales			24,700	29,800
Latin America
Net sales			10,800	11,300
Mexico
Net sales			3,700	4,100
Other Foreign Member
Net sales			7,200	7,100
Europe UK
Net sales			8,300	10,300
Consolidated External Sales By Region
Net sales			112,800	118,400
USA [Member]
Net sales			49,000	47,600
Canada
Net sales			9,100	8,200
Fire Member
Net sales			14,700	8,200
Disposables Member
Net sales			55,200	67,200
Chemical Member
Net sales			22,200	24,500
Gloves Member
Net sales			2,300	2,200
High Visibility Member
Net sales			5,800	5,600
High Performance Wear
Net sales			5,000	3,600
Wovens
Net sales			7,600	7,100
Consolidated external sales
Net sales			$ 112,800	$ 118,400