Revenue - Summary of Revenue By Product and Geographic Location (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021	Sep. 27, 2020
Disaggregation of Revenue [Line Items]
Total sales	$ 159,673	$ 133,307	$ 513,046	$ 365,760
Electronic Systems [Member]
Disaggregation of Revenue [Line Items]
Total sales	77,199	70,371	241,474	197,493
Mechanical System [Member]
Disaggregation of Revenue [Line Items]
Total sales	37,026	29,383	118,295	85,218
Exhaust [Member]
Disaggregation of Revenue [Line Items]
Total sales	16,971	18,905	59,587	53,062
Accessories [Member]
Disaggregation of Revenue [Line Items]
Total sales	14,384	14,648	45,403	29,987
Safety [Member]
Disaggregation of Revenue [Line Items]
Total sales	$ 14,093		$ 48,287