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Income Taxes (Detail) - USD ($) $ in Thousands	6 Months Ended
	Dec. 26, 2020	Jun. 27, 2020
Income Tax Disclosure [Abstract]
Foreign tax credits related to future repatriations of earnings	$ 8,000
Estimated Federal And State Income Taxes And Potential Withholding Taxes		$ 800
Gross potential research and development (R&D) tax credit	8,600
Unrecognized tax benefits associated with federal tax credits	3,000
Deferred Tax Assets, Tax Credit Carryforwards	$ 5,600

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Estimated Federal And State Income Taxes And Potential Withholding Taxes

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Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to repatriation of foreign earnings.

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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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Amount of unrecognized tax benefits.

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