Segment and Geographic Information - Geographic Sales & PP&E (Details) - USD ($) $ in Thousands		3 Months Ended
		Apr. 02, 2016	Mar. 28, 2015	Dec. 31, 2015
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		$ 5,474,177	$ 5,002,385
Property, plant, and equipment, net		725,320		$ 700,178
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[1]	2,620,477	2,462,189
Property, plant, and equipment, net	[2]	602,643		582,973
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,665,880	1,504,924
Property, plant, and equipment, net		92,408		88,727
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,187,820	1,035,272
Property, plant, and equipment, net		30,269		28,478
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		2,396,063	$ 2,250,422
Property, plant, and equipment, net		$ 599,808		$ 580,791

[1] Includes sales related to the United States of $2,396,063 and $2,250,422 for the first quarters of 2016 and 2015, respectively.

[2] Includes net property, plant, and equipment related to the United States of $599,808 and $580,791 at April 2, 2016 and December 31, 2015, respectively.