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Revenue - Schedule of Changes in Deferred Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 27, 2020
Jun. 30, 2019
Jun. 27, 2020
Jun. 30, 2019
Deferred Revenue Disclosure [Abstract]        
Balance, beginning of the period $ 18,032 $ 8,687 $ 15,093 $ 8,080
Deferral of revenue 8,818 6,130 23,252 11,631
Recognition of deferred revenue (8,956) (5,468) (20,451) (10,362)
Balance, end of the period $ 17,894 $ 9,349 $ 17,894 $ 9,349