Summary of Significant Accounting Policies and Other Information - Revenue Disaggregation (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2021	Mar. 28, 2020
Disaggregation of Revenue
Net sales	$ 463,794	$ 346,096
Electronics – Passive Products and Sensors
Disaggregation of Revenue
Net sales	132,437	84,598
Electronics – Semiconductor
Disaggregation of Revenue
Net sales	154,098	129,591
Passenger Car Products
Disaggregation of Revenue
Net sales	67,901	52,645
Automotive Sensors
Disaggregation of Revenue
Net sales	28,284	24,174
Commercial Vehicle Products
Disaggregation of Revenue
Net sales	32,344	27,951
Industrial Products
Disaggregation of Revenue
Net sales	48,730	27,137
Electronics Segment
Disaggregation of Revenue
Net sales	286,535	214,189
Electronics Segment | Electronics – Passive Products and Sensors
Disaggregation of Revenue
Net sales	132,437	84,598
Electronics Segment | Electronics – Semiconductor
Disaggregation of Revenue
Net sales	154,098	129,591
Electronics Segment | Passenger Car Products
Disaggregation of Revenue
Net sales	0	0
Electronics Segment | Automotive Sensors
Disaggregation of Revenue
Net sales	0	0
Electronics Segment | Commercial Vehicle Products
Disaggregation of Revenue
Net sales	0	0
Electronics Segment | Industrial Products
Disaggregation of Revenue
Net sales	0	0
Automotive Segment
Disaggregation of Revenue
Net sales	128,529	104,770
Automotive Segment | Electronics – Passive Products and Sensors
Disaggregation of Revenue
Net sales	0	0
Automotive Segment | Electronics – Semiconductor
Disaggregation of Revenue
Net sales	0	0
Automotive Segment | Passenger Car Products
Disaggregation of Revenue
Net sales	67,901	52,645
Automotive Segment | Automotive Sensors
Disaggregation of Revenue
Net sales	28,284	24,174
Automotive Segment | Commercial Vehicle Products
Disaggregation of Revenue
Net sales	32,344	27,951
Automotive Segment | Industrial Products
Disaggregation of Revenue
Net sales	0	0
Industrial Segment
Disaggregation of Revenue
Net sales	48,730	27,137
Industrial Segment | Electronics – Passive Products and Sensors
Disaggregation of Revenue
Net sales	0	0
Industrial Segment | Electronics – Semiconductor
Disaggregation of Revenue
Net sales	0	0
Industrial Segment | Passenger Car Products
Disaggregation of Revenue
Net sales	0	0
Industrial Segment | Automotive Sensors
Disaggregation of Revenue
Net sales	0	0
Industrial Segment | Commercial Vehicle Products
Disaggregation of Revenue
Net sales	0	0
Industrial Segment | Industrial Products
Disaggregation of Revenue
Net sales	$ 48,730	$ 27,137