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Revenues - Revenues Disaggregated by Geographic Region (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 03, 2020
Mar. 29, 2019
Disaggregation of Revenue [Line Items]    
Revenue from contract with customer $ 226,915 $ 215,487
U.S.    
Disaggregation of Revenue [Line Items]    
Revenue from contract with customer 196,596 182,126
Europe    
Disaggregation of Revenue [Line Items]    
Revenue from contract with customer 29,036 21,868
Japan    
Disaggregation of Revenue [Line Items]    
Revenue from contract with customer $ 1,283 $ 11,493