Document and Entity Information Document - USD ($)	12 Months Ended
	Jul. 02, 2016	Jul. 29, 2016	Dec. 31, 2015
Document and Entity Information [Abstract]
Entity Registrant Name	AVNET INC
Entity Central Index Key	0000008858
Document Type	10-K
Document Period End Date	Jul. 02, 2016
Current Fiscal Year End Date	--07-02
Amendment Flag	false
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	FY
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 5,598,302,926
Entity Common Stock, Shares Outstanding		127,365,721