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Balance Sheet and Other Details - Accounts Receivable Reserves and Allowances (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jul. 02, 2016	Jun. 30, 2018	Jul. 01, 2017
Balance Sheet and Other Details
Allowance for doubtful accounts	$ 1.6	$ 2.2	$ 2.4	$ 2.4	$ 1.6
Sales allowance				1.9	3.4
Total accounts receivable reserves and allowances				$ 4.3	$ 5.0
Allowance for Doubtful Accounts Receivable
Balance at Beginning of Period	1.6	2.2	2.4
Acquisitions	0.7	0.0	0.0
Charged to Costs and Expenses	(0.4)	(0.2)	0.3
Deduction	0.5	(0.4)	(0.5)
Balance at End of Period	$ 2.4	$ 1.6	$ 2.2

X

- Definition

For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.5)
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=82913815&loc=SL49130534-203044

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- Definition

Allowance For Doubtful Accounts Receivable, Acquisitions

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- Definition

Allowance For Doubtful Accounts Receivable And Sales Allowance

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No definition available.

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- Definition

Allowance For Doubtful Accounts Receivable, Currency Translation Adjustments And Write-offs Against Allowance

+ References

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- Definition

Sales Allowance

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