Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Jul. 30, 2022	Jul. 31, 2021	Apr. 30, 2022
Segment Reporting Information [Line Items]
Net sales	$ 282.4	$ 287.8
Income (loss) from operations	21.8	34.1
Interest expense, net	0.0	1.1
Other income, net	(4.1)	(1.8)
Income before income taxes	25.9	34.8
Identifiable assets	1,389.9		$ 1,389.1
Automotive
Segment Reporting Information [Line Items]
Net sales	176.6	195.8
Income (loss) from operations	14.7	27.3
Identifiable assets	700.8		689.8
Industrial
Segment Reporting Information [Line Items]
Net sales	92.1	78.5
Income (loss) from operations	22.4	20.2
Identifiable assets	460.5		455.3
Interface
Segment Reporting Information [Line Items]
Net sales	13.0	12.7
Income (loss) from operations	1.6	1.1
Identifiable assets	107.9		108.1
Medical
Segment Reporting Information [Line Items]
Net sales	0.7	0.8
Income (loss) from operations	(1.5)	(1.2)
Identifiable assets	7.3		7.9
Eliminations/Corporate
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Income (loss) from operations	(15.4)	(13.3)
Identifiable assets	113.4		$ 128.0
Operating Segments
Segment Reporting Information [Line Items]
Net sales	282.4	287.8
Operating Segments | Automotive
Segment Reporting Information [Line Items]
Net sales	177.3	197.0
Operating Segments | Industrial
Segment Reporting Information [Line Items]
Net sales	93.7	81.2
Operating Segments | Interface
Segment Reporting Information [Line Items]
Net sales	13.0	12.7
Operating Segments | Medical
Segment Reporting Information [Line Items]
Net sales	0.7	0.8
Operating Segments | Eliminations/Corporate
Segment Reporting Information [Line Items]
Net sales	(2.3)	(3.9)
Transfers between Segments
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Transfers between Segments | Automotive
Segment Reporting Information [Line Items]
Net sales	(0.7)	(1.2)
Transfers between Segments | Industrial
Segment Reporting Information [Line Items]
Net sales	(1.6)	(2.7)
Transfers between Segments | Interface
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Transfers between Segments | Medical
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Transfers between Segments | Eliminations/Corporate
Segment Reporting Information [Line Items]
Net sales	$ 2.3	$ 3.9