Segment and Geographic Information - Geographic Sales & PP&E (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Oct. 01, 2016	Sep. 26, 2015	Oct. 01, 2016	Sep. 26, 2015	Dec. 31, 2015
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		$ 5,936,092	$ 5,698,304	$ 17,382,370	$ 16,530,678
Property, plant, and equipment, net		750,513		750,513		$ 700,178
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[1]	2,897,810	2,850,586	8,327,845	8,224,901
Property, plant, and equipment, net	[2]	621,175		621,175		582,973
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[3]	1,548,067	1,591,751	4,990,973	4,761,688
Property, plant, and equipment, net		93,318		93,318		88,727
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,490,215	1,255,967	4,063,552	3,544,089
Property, plant, and equipment, net		36,020		36,020		28,478
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		2,677,954	$ 2,603,885	7,665,313	$ 7,557,090
Property, plant, and equipment, net		$ 616,741		$ 616,741		$ 580,791

[1] Includes sales related to the United States of $2,677,954 and $7,665,313 for the third quarter and first nine months of 2016 and $2,603,885 and $7,557,090 for the third quarter and first nine months of 2015, respectively.

[2] Includes net property, plant, and equipment related to the United States of $616,741 and $580,791 at October 1, 2016 and December 31, 2015, respectively.

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