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Tax Expense and Effective Tax Rate from Continuing Operations (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Income Tax Disclosure [Abstract]
Income before income taxes	$ 44	$ 75
Income tax expense (benefit)	$ 15	$ 26
Effective tax rate	33.40%	35.30%
Estimated Annual Effective Tax Rate For Continuing Operations	33.50%	35.30%

- 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.

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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.

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