Segment and Geographic Information - Geographic Sales & PP&E (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 28, 2013		Sep. 29, 2012		Sep. 28, 2013		Sep. 29, 2012	Dec. 31, 2012
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	$ 5,048,211		$ 4,962,331		$ 15,203,925		$ 15,002,423
Property, plant, and equipment, net	616,545				616,545			599,641
Americas [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	2,621,398	[1]	2,562,485	[1]	7,868,170		7,797,971
Property, plant, and equipment, net	522,039	[2]			522,039	[2]		512,775	[2]
EMEA [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	1,355,152		1,322,837		4,287,446		4,341,158
Property, plant, and equipment, net	74,007				74,007			65,947
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	1,071,661		1,077,009		3,048,309		2,863,294
Property, plant, and equipment, net	20,499				20,499			20,919
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Sales	2,405,238		2,370,154		7,212,401		7,164,717
Property, plant, and equipment, net	$ 520,485				$ 520,485			$ 511,555

[1] Includes sales related to the United States of $2,405,238 and $7,212,401 for the third quarter and first nine months of 2013 and $2,370,154 and $7,164,717 for the third quarter and first nine months of 2012, respectively.

[2] Includes net property, plant, and equipment related to the United States of $520,485 and $511,555 at September 28, 2013 and December 31, 2012, respectively.