Derivative Instruments - Outstanding Forward Contracts Table (Details) - Not Designated as Hedging Instrument € in Thousands, ₩ in Thousands, ¥ in Thousands, $ in Thousands, $ in Thousands, $ in Thousands, $ in Thousands	Jun. 28, 2020 KRW (₩)	Jun. 28, 2020 USD ($)	Jun. 28, 2020 EUR (€)	Jun. 28, 2020 JPY (¥)	Jun. 28, 2020 TWD ($)	Jun. 28, 2020 CAD ($)	Jun. 28, 2020 SGD ($)	Dec. 31, 2019 KRW (₩)	Dec. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2019 JPY (¥)	Dec. 31, 2019 TWD ($)	Dec. 31, 2019 CAD ($)	Dec. 31, 2019 SGD ($)
Euro Member Countries, Euro
Derivative [Line Items]
Outstanding forward contracts		$ 56,137	€ 50,000						$ 20,249	€ 18,000
Japanese Yen
Derivative [Line Items]
Outstanding forward contracts		5,587		¥ 600,000					5,291		¥ 575,000
Mexico, Pesos
Derivative [Line Items]
Outstanding forward contracts		8,051		184,700					4,223		80,000
United Kingdom, Pounds
Derivative [Line Items]
Outstanding forward contracts		2,406		1,940					3,569		2,700
Hungary, Forint
Derivative [Line Items]
Outstanding forward contracts		3,443		¥ 1,085,000					2,962		¥ 870,000
Korean Won
Derivative [Line Items]
Outstanding forward contracts	₩ 138,690,000	115,604						₩ 161,951,500	139,688
Taiwanese Dollar
Derivative [Line Items]
Outstanding forward contracts		1,455			$ 42,765				1,256			$ 37,450
Canada, Dollars
Derivative [Line Items]
Outstanding forward contracts		827				$ 1,130			1,000				$ 1,300
Singapore, Dollars
Derivative [Line Items]
Outstanding forward contracts		$ 784					$ 1,090		$ 628					$ 845