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Leases - Schedule of Operating Lease Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 28, 2019
Sep. 28, 2019
Leases [Abstract]    
Operating lease costs [1] $ 21,583 $ 63,719
Variable lease costs $ 466 $ 1,387
[1]

(1)

Includes short-term lease costs which are not significant.