Revenue from Contracts with Customers - Disaggregation of Revenues (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Disaggregation of Revenue [Line Items]
Net revenue	$ 485,353	$ 431,902	$ 1,215,064	$ 1,322,568
Revenues recognized at a point in time
Disaggregation of Revenue [Line Items]
Net revenue	447,403	394,709	1,111,118	1,211,942
Revenues recognized over time
Disaggregation of Revenue [Line Items]
Net revenue	$ 37,950	$ 37,193	$ 103,946	$ 110,626