Derivative Financial Instruments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 27, 2014	Dec. 28, 2013	Dec. 27, 2014	Dec. 28, 2013
Derivative [Line Items]
Outstanding foreign currency forward contracts	$ 69.4invest_DerivativeNotionalAmount		$ 69.4invest_DerivativeNotionalAmount
Contract maturity date			Mar. 28, 2018
Foreign currency forward contracts entered	5.7	5.2	17.3	10.2
Foreign currency forward contracts settled	5.0	5.7	10.3	11.9
Derivative, Fixed Interest Rate	1.97%us-gaap_DerivativeFixedInterestRate		1.97%us-gaap_DerivativeFixedInterestRate
Net amount of existing losses expected to be reclassified into earnings within the next 12 months	0.7		0.7
Interest Rate Swap
Derivative [Line Items]
Outstanding foreign currency forward contracts	$ 25.0		$ 25.0

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

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- Definition

Notional Amount Of Foreign Currency Forward Contracts

+ References

No definition available.

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- Definition

Settlements Of Foreign Currency Exchange Forward Contracts

+ References

No definition available.

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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- Definition

Date the derivative contract matures, in CCYY-MM-DD format.

+ References

No definition available.

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- Definition

The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=7668309&loc=d3e80748-113994

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