Segment and Geographic Information (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Dec. 31, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Dec. 31, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019		Dec. 31, 2018		Dec. 31, 2017
Sales:
Sales		$ 7,338,190	$ 7,078,118	$ 7,344,548	$ 7,155,991	$ 7,918,182	$ 7,490,445	$ 7,392,528	$ 6,875,613	$ 28,916,847	[1]	$ 29,676,768	[1]	$ 26,554,563	[1]
Operating income (loss):
Operating income		238,108	173,218	(549,190)	$ 245,560	334,380	$ 290,310	$ 286,827	$ 235,995	107,696		1,147,512		945,736
Impairment				697,993						698,246		0		0
Restructuring, integration, and other charges										89,785		60,361		74,588
Loss on disposition of businesses, net		5,813								21,252		3,604		21,000
ASSETS
Assets		16,400,796				17,784,445				16,400,796		17,784,445
Global components [Member]
Sales:
Sales										20,250,735		20,856,851		18,330,456
Operating income (loss):
Operating income	[2]									(10,199)		1,007,638		801,027
Inventory Write-down				20,114						22,332
Receivables and Inventory write down				$ 15,851						18,037
Restructuring, integration, and other charges										10,778
Loss on disposition of businesses, net			$ 14,573							19,384
ASSETS
Assets		10,253,006				11,425,579				10,253,006		11,425,579
Global ECS [Member]
Sales:
Sales										8,666,112		8,819,917		8,224,107
Operating income (loss):
Operating income										426,192		427,605		444,710
ASSETS
Assets		5,479,919				5,632,102				5,479,919		5,632,102
Corporate [Member]
Operating income (loss):
Operating income	[3]									(308,297)		(287,731)		(300,001)
Restructuring, integration, and other charges										79,007
Loss on disposition of businesses, net										1,868		3,604		$ 21,000
ASSETS
Assets		$ 667,871				$ 726,764				$ 667,871		$ 726,764

[1] Includes sales related to the United States of $11,511,611, $12,157,306, and $11,038,930 for 2019, 2018, and 2017, respectively.

[2] Global components operating income for 2019 includes impairments of $698,246, charges of $22,332 related to a subset of inventory held by its digital business, and a charge $18,037 related to the receivables and inventory of its financing solutions business. The company has made the decision to narrow its digital inventory offerings and will no longer provide notes to its components customers. Also included are restructuring, integration, and other charges of $10,778 and a loss on disposition of businesses, net, of $19,384 for 2019.

[3] Includes restructuring, integration, and other charges of $79,007, $60,361, and $74,588 in 2019, 2018, and 2017, respectively. Also included in 2019, 2018, and 2017 was a net loss on the disposition of businesses, net of $1,868, $3,604, and $21,000, respectively.