Segment Reporting, International Segment Net Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2018	Apr. 02, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 716,341	$ 849,663
International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	287,945	345,281
Europe [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	155,562	216,120
Latin America [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	65,961	64,756
Asia Pacific [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenue	$ 66,422	$ 64,405