Segment Reporting, International Segment Net Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Apr. 01, 2018
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 732,510	$ 716,341
International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	282,649	287,945
Europe [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	153,379	155,562
Latin America [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	62,777	65,961
Asia Pacific [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 66,493	$ 66,422