Segment and Geographic Information - Geographic Sales & PP&E (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014	Dec. 31, 2014
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		$ 5,829,989	$ 5,676,539	$ 10,832,374	$ 10,758,579
Property, plant, and equipment, net		671,448		671,448		$ 636,299
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	[1]	2,912,126	2,802,626	5,374,315	5,200,058
Property, plant, and equipment, net	[2]	553,498		553,498		537,967
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,665,013	1,761,961	3,169,937	3,415,873
Property, plant, and equipment, net		93,226		93,226		76,487
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		1,252,850	1,111,952	2,288,122	2,142,648
Property, plant, and equipment, net		24,724		24,724		21,845
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales		2,702,783	$ 2,581,909	4,953,205	$ 4,756,574
Property, plant, and equipment, net		$ 551,048		$ 551,048		$ 535,397

[1] Includes sales related to the United States of $2,702,783 and $4,953,205 for the second quarter and first six months of 2015 and $2,581,909 and $4,756,574 for the second quarter and first six months of 2014, respectively.

[2] Includes net property, plant, and equipment related to the United States of $551,048 and $535,397 at June 27, 2015 and December 31, 2014, respectively.