Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
Sep. 28, 2013	Sep. 29, 2012	Jun. 29, 2013
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 15	$ 26
Income before income taxes	44	75
Effective tax rate	33.40%	35.30%
Unrecognized tax benefit, more-likely-than-not being realized upon ultimate settlement	50.00%
Unrecognized tax benefits			65
Unrecognized tax benefits range of potential decrease in twelve months, lower limit	5
Unrecognized tax benefits range of potential decrease in twelve months, upper limit	$ 30

Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Percentage of Unrecorded Benefit

No definition available.

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- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-Subparagraph (SX 210.4-08.(h)(2))

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-Publisher SEC

-Name Regulation S-X (SX)

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 109

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- Definition

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

+ References

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- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

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-Name Accounting Standards Codification

-Glossary Income Tax Expense (or Benefit)

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-Subparagraph a, b

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- Definition

The estimated lower bound of the reasonably possible change in the total amount of the unrecognized tax benefit (that will significantly increase or decrease within twelve months of the balance sheet date) for a tax position taken.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

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-Paragraph 15

-Subparagraph (d)

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- Definition

The estimated upper bound of the reasonably possible change in the total amount of the unrecognized tax benefit (that will significantly increase or decrease within twelve months of the balance sheet date) for a tax position taken.

+ References

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

-URI http://asc.fasb.org/extlink&oid=6527854

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-Name Accounting Standards Codification

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-Name FASB Interpretation (FIN)

-Number 48

-Paragraph 21

-Subparagraph a

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