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Derivative Instruments and Hedging Activities - Gain (Loss) on Derivatives (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 28, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Derivative Instruments, Gain (Loss) [Line Items]
Revenue	$ 426,778	$ 289,399	$ 260,172	$ 237,661	$ 384,665	$ 264,534	$ 226,317	$ 217,068	$ 1,214,010	$ 1,092,584	$ 883,911
Cost of Goods and Services Sold									670,083	537,156	$ 450,752
Other income, net
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in income									89	1,568
Foreign currency forward contracts \| Cash flow hedge
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, Gain (loss) recognized in OCI on Derivative									16,483	(686)
Foreign currency forward contracts \| Revenue \| Cash flow hedge
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, Gain (loss) reclassified from accumulated OCI into income									1,889	948
Foreign currency forward contracts \| Cost of revenue \| Cash flow hedge
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion, Gain (loss) reclassified from accumulated OCI into income									$ 0	$ (386)
Derivatives designated as cash flow hedges: \| Maximum \| Cash flow hedge
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Term of Contract									37 months