Segment and Geographic Information - Geographic Sales & PP&E (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jul. 02, 2016	Jun. 27, 2015	Jul. 02, 2016	Jun. 27, 2015	Dec. 31, 2015
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		$ 5,972,101	$ 5,829,989	$ 11,446,278	$ 10,832,374
Property, plant, and equipment, net		737,551		737,551		$ 700,178
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[1]	2,809,558	2,912,126	5,430,035	5,374,315
Property, plant, and equipment, net	[2]	613,475		613,475		582,973
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[3]	1,777,026	1,665,013	3,442,906	3,169,937
Property, plant, and equipment, net		90,547		90,547		88,727
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,385,517	1,252,850	2,573,337	2,288,122
Property, plant, and equipment, net		33,529		33,529		28,478
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		2,591,296	$ 2,702,783	4,987,359	$ 4,953,205
Property, plant, and equipment, net		$ 609,633		$ 609,633		$ 580,791

[1] Includes sales related to the United States of $2,591,296 and $4,987,359 for the second quarter and first six months of 2016 and $2,702,783 and $4,953,205 for the second quarter and first six months of 2015, respectively.

[2] Includes net property, plant, and equipment related to the United States of $609,633 and $580,791 at July 2, 2016 and December 31, 2015, respectively.

[3] Defined as Europe, the Middle East, and Africa.