Segment Reporting (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Asia
Net sales	$ 13.5	$ 10.9	$ 23.9	$ 22.0
External sales	3.5	3.0	6.8	6.7
Intersegment sales	10.0	7.9	17.1	15.3
Operating Profit (Loss)	2.1	1.0	3.1	1.9
Latin America
Net sales	7.4	4.6	12.2	7.8
External sales	7.4	4.5	12.2	7.6
Intersegment sales	0.0	0.1	0.0	0.2
Operating Profit (Loss)	2.3	1.2	4.1	2.1
Intersegment [Member]
Operating Profit (Loss)	(1.7)	(0.4)	(1.6)	(0.7)
Net sales	(13.8)	(12.0)	(23.8)	(22.1)
Total Segment [Member]
Net sales	38.5	33.1	74.8	61.8
External sales	38.5	33.1	74.8	61.8
Intersegment sales	13.8	12.0	23.8	22.1
Operating Profit (Loss)	(1.6)	3.7	0.6	5.7
USA
Net sales	14.2	16.6	30.1	30.2
External sales	12.4	15.2	26.6	27.5
Intersegment sales	1.8	1.3	3.5	2.7
Operating Profit (Loss)	(3.4)	1.2	(4.1)	(0.6)
Mexico
Net sales	2.5	2.4	4.1	3.6
External sales	1.7	1.1	2.8	1.9
Intersegment sales	0.8	1.3	1.3	1.7
Operating Profit (Loss)	0.2	(0.5)	(0.2)	(0.9)
Canada
Net sales	2.5	2.0	5.5	4.6
External sales	2.5	2.0	5.5	4.6
Intersegment sales	0.0	0.0	0.0	0.0
Operating Profit (Loss)	(0.3)	0.2	(0.1)	0.7
Other Foreign [Member]
Net sales	4.9	3.2	9.4	6.3
External sales	3.9	2.0	7.8	4.2
Intersegment sales	1.0	1.3	1.6	2.1
Operating Profit (Loss)	0.7	0.6	1.3	1.2
Europe UK
Net sales	7.3	5.4	13.4	9.4
External sales	7.1	5.3	13.1	9.3
Intersegment sales	0.2	0.1	0.3	0.1
Operating Profit (Loss)	$ (1.5)	$ 0.4	$ (1.9)	$ 0.6