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Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jan. 29, 2022	Jan. 30, 2021	Jan. 29, 2022	Jan. 30, 2021
Disaggregation of Revenue [Line Items]
Net sales	$ 291.6	$ 295.3	$ 874.9	$ 787.0
Goods Transferred at a Point in Time
Disaggregation of Revenue [Line Items]
Net sales	285.2	283.7	855.6	761.4
Goods Transferred Over Time
Disaggregation of Revenue [Line Items]
Net sales	6.4	11.6	19.3	25.6
Automotive
Disaggregation of Revenue [Line Items]
Net sales	195.4	210.5	587.2	551.3
Automotive | Goods Transferred at a Point in Time
Disaggregation of Revenue [Line Items]
Net sales	189.0	198.9	567.9	525.7
Automotive | Goods Transferred Over Time
Disaggregation of Revenue [Line Items]
Net sales	6.4	11.6	19.3	25.6
Industrial
Disaggregation of Revenue [Line Items]
Net sales	80.0	66.5	239.2	186.4
Industrial | Goods Transferred at a Point in Time
Disaggregation of Revenue [Line Items]
Net sales	80.0	66.5	239.2	186.4
Interface
Disaggregation of Revenue [Line Items]
Net sales	15.2	17.6	45.9	47.4
Interface | Goods Transferred at a Point in Time
Disaggregation of Revenue [Line Items]
Net sales	15.2	17.6	45.9	47.4
Medical
Disaggregation of Revenue [Line Items]
Net sales	1.0	0.7	2.6	1.9
Medical | Goods Transferred at a Point in Time
Disaggregation of Revenue [Line Items]
Net sales	1.0	0.7	2.6	1.9
North America
Disaggregation of Revenue [Line Items]
Net sales	166.7	162.4	481.5	449.5
North America | Automotive
Disaggregation of Revenue [Line Items]
Net sales	103.7	107.7	302.1	301.8
North America | Industrial
Disaggregation of Revenue [Line Items]
Net sales	46.9	36.6	131.4	99.0
North America | Interface
Disaggregation of Revenue [Line Items]
Net sales	15.1	17.4	45.4	46.8
North America | Medical
Disaggregation of Revenue [Line Items]
Net sales	1.0	0.7	2.6	1.9
EMEA
Disaggregation of Revenue [Line Items]
Net sales	61.2	78.1	217.1	194.6
EMEA | Automotive
Disaggregation of Revenue [Line Items]
Net sales	44.0	60.1	156.7	147.1
EMEA | Industrial
Disaggregation of Revenue [Line Items]
Net sales	17.2	18.0	60.4	47.5
Asia
Disaggregation of Revenue [Line Items]
Net sales	63.7	54.8	176.3	142.9
Asia | Automotive
Disaggregation of Revenue [Line Items]
Net sales	47.7	42.7	128.4	102.4
Asia | Industrial
Disaggregation of Revenue [Line Items]
Net sales	15.9	11.9	47.4	39.9
Asia | Interface
Disaggregation of Revenue [Line Items]
Net sales	$ 0.1	$ 0.2	$ 0.5	$ 0.6

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