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Income Taxes (Narrative) (Detail) (USD $)	3 Months Ended	9 Months Ended
	Mar. 30, 2013	Mar. 30, 2013
Income Tax Disclosure [Abstract]
Foreign tax credits related to future repatriations of earnings		$ 9,200,000
Gross potential research and development (R&D) tax credit	5,600,000	5,600,000
Unrecognized tax benefits associated with federal tax credits	3,000,000	3,000,000
Tax credit carryforward deferred tax asset	2,600,000	2,600,000
Increase in allowance for uncertain tax positions related to R&D credits	$ 121,000

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Unrecognized Tax Benefits, Increases Resulting from Change in Valuation Allowances Related to Research Tax Credits

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the repatriation of foreign earnings in the period.

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The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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