Goodwill and intangible assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Dec. 28, 2013	Jun. 29, 2013
Carrying amount of goodwill, by reportable segment
Gross Goodwill	$ 2,738,185	$ 2,641,022
Accumulated Impairment	(1,379,734)	(1,379,734)
Carrying value at June 29, 2013	1,261,288
Additions	79,578
Adjustments	2,130
Foreign currency translation	15,455
Carrying value at December 28, 2013	1,358,451
Electronics Marketing [Member]
Carrying amount of goodwill, by reportable segment
Gross Goodwill	1,724,854	1,646,940
Accumulated Impairment	(1,045,110)	(1,045,110)
Carrying value at June 29, 2013	601,830
Additions	68,973
Adjustments	808
Foreign currency translation	8,133
Carrying value at December 28, 2013	679,744
Technology Solutions [Member]
Carrying amount of goodwill, by reportable segment
Gross Goodwill	1,013,331	994,082
Accumulated Impairment	(334,624)	(334,624)
Carrying value at June 29, 2013	659,458
Additions	10,605
Adjustments	1,322
Foreign currency translation	7,322
Carrying value at December 28, 2013	$ 678,707

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 25

-Paragraph 16

-URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e961-128460

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Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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