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Segment Information - Revenue and Long-lived Assets (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 29, 2019
Sep. 29, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 30, 2018
Sep. 30, 2018
Jul. 01, 2018
Apr. 01, 2018
Dec. 29, 2019
Dec. 30, 2018
Dec. 31, 2017
Segment Reporting Information [Line Items]                      
Net sales $ 339,482 $ 348,352 $ 357,507 $ 297,688 $ 337,059 $ 318,325 $ 283,626 $ 240,563 $ 1,343,029 $ 1,179,573 $ 996,443
Long-lived assets         292,888         292,888  
Long-lived assets 324,585               324,585    
United States                      
Segment Reporting Information [Line Items]                      
Net sales                 681,868 600,093 514,783
Long-lived assets         88,336         88,336  
Long-lived assets 132,390               132,390    
Foreign countries                      
Segment Reporting Information [Line Items]                      
Net sales                 661,161 579,480 $ 481,660
Long-lived assets         $ 204,552         $ 204,552  
Long-lived assets $ 192,195               $ 192,195