Segment Reporting - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Disaggregation of Revenue [Line Items]
Net sales	$ 449,045	$ 354,386
Semiconductor
Disaggregation of Revenue [Line Items]
Net sales	218,049	156,529
Industrial
Disaggregation of Revenue [Line Items]
Net sales	65,119	43,995
Aerospace and defense
Disaggregation of Revenue [Line Items]
Net sales	31,443	29,816
Consumer electronics
Disaggregation of Revenue [Line Items]
Net sales	18,639	19,669
Automotive
Disaggregation of Revenue [Line Items]
Net sales	26,356	27,369
Energy
Disaggregation of Revenue [Line Items]
Net sales	39,218	31,327
Telecom and data center
Disaggregation of Revenue [Line Items]
Net sales	16,126	11,413
Other
Disaggregation of Revenue [Line Items]
Net sales	34,095	34,268
Performance Materials
Disaggregation of Revenue [Line Items]
Net sales	149,630	114,143
Performance Materials | Semiconductor
Disaggregation of Revenue [Line Items]
Net sales	1,800	997
Performance Materials | Industrial
Disaggregation of Revenue [Line Items]
Net sales	40,819	24,030
Performance Materials | Aerospace and defense
Disaggregation of Revenue [Line Items]
Net sales	23,684	21,842
Performance Materials | Consumer electronics
Disaggregation of Revenue [Line Items]
Net sales	13,002	10,044
Performance Materials | Automotive
Disaggregation of Revenue [Line Items]
Net sales	22,235	23,507
Performance Materials | Energy
Disaggregation of Revenue [Line Items]
Net sales	10,099	4,137
Performance Materials | Telecom and data center
Disaggregation of Revenue [Line Items]
Net sales	16,081	11,343
Performance Materials | Other
Disaggregation of Revenue [Line Items]
Net sales	21,910	18,243
Electronic Materials
Disaggregation of Revenue [Line Items]
Net sales	270,836	204,644
Electronic Materials | Semiconductor
Disaggregation of Revenue [Line Items]
Net sales	214,922	155,061
Electronic Materials | Industrial
Disaggregation of Revenue [Line Items]
Net sales	15,866	12,590
Electronic Materials | Aerospace and defense
Disaggregation of Revenue [Line Items]
Net sales	2,614	1,398
Electronic Materials | Consumer electronics
Disaggregation of Revenue [Line Items]
Net sales	325	165
Electronic Materials | Automotive
Disaggregation of Revenue [Line Items]
Net sales	1,657	1,669
Electronic Materials | Energy
Disaggregation of Revenue [Line Items]
Net sales	29,119	27,190
Electronic Materials | Telecom and data center
Disaggregation of Revenue [Line Items]
Net sales	45	70
Electronic Materials | Other
Disaggregation of Revenue [Line Items]
Net sales	6,288	6,501
Precision Optics
Disaggregation of Revenue [Line Items]
Net sales	28,579	35,599
Precision Optics | Semiconductor
Disaggregation of Revenue [Line Items]
Net sales	1,327	471
Precision Optics | Industrial
Disaggregation of Revenue [Line Items]
Net sales	8,434	7,375
Precision Optics | Aerospace and defense
Disaggregation of Revenue [Line Items]
Net sales	5,145	6,576
Precision Optics | Consumer electronics
Disaggregation of Revenue [Line Items]
Net sales	5,312	9,460
Precision Optics | Automotive
Disaggregation of Revenue [Line Items]
Net sales	2,464	2,193
Precision Optics | Energy
Disaggregation of Revenue [Line Items]
Net sales	0	0
Precision Optics | Telecom and data center
Disaggregation of Revenue [Line Items]
Net sales	0	0
Precision Optics | Other
Disaggregation of Revenue [Line Items]
Net sales	5,897	9,524
Other
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Semiconductor
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Industrial
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Aerospace and defense
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Consumer electronics
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Automotive
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Energy
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Telecom and data center
Disaggregation of Revenue [Line Items]
Net sales	0	0
Other | Other
Disaggregation of Revenue [Line Items]
Net sales	$ 0	$ 0