Segment and Geographic Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011	Apr. 02, 2011	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Sales:
Sales	$ 5,402,705	$ 4,962,331	$ 5,150,563	$ 4,889,529	$ 5,440,473	$ 5,186,857	$ 5,539,931	$ 5,223,003	$ 20,405,128		$ 21,390,264		$ 18,744,676
Operating income (loss):
Operating income									804,123		908,843		750,775
Restructuring, integration, and other charges									47,437		37,811		33,494
Settlement of legal matters									(79,158)		5,875		0
Assets	10,785,687				9,829,079				10,785,687		9,829,079
Global components [Member]
Sales:
Sales									13,361,122		14,853,823		13,168,381
Operating income (loss):
Operating income									619,282		823,774		715,333
Assets	6,467,123				5,974,174				6,467,123		5,974,174
Global ECS [Member]
Sales:
Sales									7,044,006		6,536,441		5,576,295
Operating income (loss):
Operating income									290,970		262,893		191,489
Assets	3,685,100				3,206,788				3,685,100		3,206,788
Corporate [Member]
Operating income (loss):
Operating income									(106,129)	[1]	(177,824)	[1]	(156,047)	[1]
Assets	$ 633,464				$ 648,117				$ 633,464		$ 648,117

[1] Includes restructuring, integration, and other charges of $47,437, $37,811, and $33,494 in 2012, 2011, and 2010, respectively. Also included is a gain of $79,158 and a charge of $5,875 in 2012 and 2011, respectively, related to the settlement of legal matters.