Financial Instruments and Derivatives - Reclassification of Gains and Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Revenue	$ 1,245,485	$ 1,359,721	$ 2,548,781	$ 2,711,426
Cost of sales	(997,502)	(1,084,385)	(2,034,208)	(2,165,969)
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Revenue	(3,384)	532	(4,522)	849
Cost of sales	2,575	(697)	2,324	(550)
Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Foreign exchange contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Revenue	(3,384)	532	(4,522)	849
Cost of sales	2,050	(378)	2,877	(666)
Cash Flow Hedges | Reclassification out of Accumulated Other Comprehensive Income | Commodity contracts
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]
Revenue	0	0	0	0
Cost of sales	$ 525	$ (319)	$ (554)	$ 116