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Note 11 - Revenue - Summary of Revenue by Product Category (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2023
Jul. 03, 2022
Jul. 02, 2023
Jul. 03, 2022
Net sales $ 175,262 $ 179,420 $ 347,467 $ 379,475
Electronic Systems [Member]        
Net sales 74,401 71,060 143,152 157,206
Mechanical System [Member]        
Net sales 40,920 44,206 84,238 90,048
Exhaust [Member]        
Net sales 17,384 18,037 33,213 37,369
Accessories [Member]        
Net sales 26,382 28,353 53,847 57,099
Safety [Member]        
Net sales $ 16,175 $ 17,764 $ 33,017 $ 37,753