Research And Development (Details) - USD ($) $ in Millions	12 Months Ended
Jul. 03, 2015	Jun. 27, 2014	Jun. 28, 2013
Research And Development (Textuals) [Abstract]
Company-sponsored research and product development costs	$ 277.0	$ 264.0	$ 254.0
Write-off of capitalized software	0.0	$ 0.0	$ 18.0
Integrated Network Solutions [Member] \| Write-off of capitalized software
Research And Development (Textuals) [Abstract]
Company-sponsored research and product development costs	$ 18.0

For each income statement presented, the amount charged to expense for write-downs of capitalized computer software costs to net realizable value.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 985

-SubTopic 20

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128487-111756

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 985

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

Name:	us-gaap_CapitalizedComputerSoftwareImpairments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration