Segment Reporting, International Segment Net Revenues (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 30, 2018	Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Dec. 30, 2018	Dec. 31, 2017	Dec. 25, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues by geographical location	$ 1,389,161	$ 1,569,686	$ 904,458	$ 716,341	$ 1,596,111	$ 1,791,502	$ 972,506	$ 849,663	$ 4,579,646	$ 5,209,782	$ 5,019,822
Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues by geographical location									1,847,585	2,233,579	2,194,651
Europe [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues by geographical location									1,046,901	1,381,949	1,404,478
Asia Pacific [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues by geographical location									346,618	366,542	326,535
Latin America [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues by geographical location									$ 454,066	$ 485,088	$ 463,638