Segment and Geographic Information - Geographic Sales & PP&E (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Dec. 31, 2014
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		$ 5,698,304	$ 5,613,216	$ 16,530,678	$ 16,371,795
Property, plant, and equipment, net		689,995		689,995		$ 636,299
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[1]	2,850,586	2,775,146	8,224,901	7,975,204
Property, plant, and equipment, net	[2]	571,248		571,248		537,967
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,591,751	1,568,277	4,761,688	4,984,150
Property, plant, and equipment, net		92,213		92,213		76,487
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,255,967	1,269,793	3,544,089	3,412,441
Property, plant, and equipment, net		26,534		26,534		21,845
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		2,603,885	$ 2,540,179	7,557,090	$ 7,296,753
Property, plant, and equipment, net		$ 569,079		$ 569,079		$ 535,397

[1] Includes sales related to the United States of $2,603,885 and $7,557,090 for the third quarter and first nine months of 2015 and $2,540,179 and $7,296,753 for the third quarter and first nine months of 2014, respectively.

[2] Includes net property, plant, and equipment related to the United States of $569,079 and $535,397 at September 26, 2015 and December 31, 2014, respectively.