Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Jul. 27, 2024	Jul. 29, 2023	Apr. 27, 2024
Segment Reporting Information [Line Items]
Net sales	$ 258.5	$ 289.7
Income (loss) from operations	(7.5)	3.8
Interest expense, net	4.8	2.8
Other expense (income), net	0.8	0.0
Pre-tax (loss) income	(13.1)	1.0
Identifiable assets	1,377.9		$ 1,403.5
Automotive
Segment Reporting Information [Line Items]
Net sales	134.8	158.3
Income (loss) from operations	(5.7)	(2.8)
Identifiable assets	621.1		592.7
Industrial
Segment Reporting Information [Line Items]
Net sales	111.5	115.4
Income (loss) from operations	16.9	24.2
Identifiable assets	606.4		604.5
Interface
Segment Reporting Information [Line Items]
Net sales	12.2	15.2
Income (loss) from operations	1.9	2.9
Identifiable assets	65.1		67.1
Medical
Segment Reporting Information [Line Items]
Net sales	0.0	0.8
Income (loss) from operations	0.0	(2.2)
Identifiable assets	0.2		0.2
Eliminations/Corporate
Segment Reporting Information [Line Items]
Net sales	0.0	0.0
Income (loss) from operations	(20.6)	(18.3)
Identifiable assets	85.1		$ 139.0
Operating Segments
Segment Reporting Information [Line Items]
Net sales	258.5	289.7
Operating Segments | Automotive
Segment Reporting Information [Line Items]
Net sales	136.7	161.1
Operating Segments | Industrial
Segment Reporting Information [Line Items]
Net sales	117.1	122.6
Operating Segments | Interface
Segment Reporting Information [Line Items]
Net sales	12.2	15.3
Operating Segments | Medical
Segment Reporting Information [Line Items]
Net sales	0.0	0.8
Operating Segments | Eliminations/Corporate
Segment Reporting Information [Line Items]
Net sales	(7.5)	(10.1)
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	(1.9)	(2.8)
Transfers between Segments | Industrial
Segment Reporting Information [Line Items]
Net sales	(5.6)	(7.2)
Transfers between Segments | Interface
Segment Reporting Information [Line Items]
Net sales	0.0	(0.1)
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	$ 7.5	$ 10.1