Goodwill and intangible assets (Details) (USD $)	9 Months Ended
	Mar. 30, 2013	Jun. 30, 2012
Carrying amount of goodwill, by reportable segment
Gross Goodwill	$ 2,638,853,000	$ 2,480,355,000
Accumulated Impairment	(1,385,142,000)	(1,379,734,000)
Carrying value at June 30, 2012	1,100,621,000
Additions	154,527,000
Adjustments	0
Write-down due to exit of business	(5,408,000)
Foreign currency translation	3,971,000
Carrying value at March 30, 2013	1,253,711,000
Electronics Marketing [Member]
Carrying amount of goodwill, by reportable segment
Gross Goodwill	1,636,479,000	1,590,419,000
Accumulated Impairment	(1,050,518,000)	(1,045,110,000)
Carrying value at June 30, 2012	545,309,000
Additions	39,100,000
Adjustments	7,185,000
Write-down due to exit of business	(5,408,000)
Foreign currency translation	(225,000)
Carrying value at March 30, 2013	585,961,000
Technology Solutions [Member]
Carrying amount of goodwill, by reportable segment
Gross Goodwill	1,002,374,000	889,936,000
Accumulated Impairment	(334,624,000)	(334,624,000)
Carrying value at June 30, 2012	555,312,000
Additions	115,427,000
Adjustments	(7,185,000)
Write-down due to exit of business	0
Foreign currency translation	4,196,000
Carrying value at March 30, 2013	$ 667,750,000