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Revenue Recognition - Schedule of Allowance for Credit Loss (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 27, 2020
Sep. 29, 2019
Sep. 27, 2020
Sep. 29, 2019
Accounts Receivable, Allowance for Credit Loss [Roll Forward]        
Balance as of December 31, 2019     $ 530  
Increases to the allowance for credit losses $ 0 $ 125 600 $ 215
Write-offs     (217)  
Balance as of September 27, 2020 $ 913   $ 913