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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 25, 2021	Dec. 26, 2020
Income Tax Disclosure [Line Items]
Benefit for income taxes	$ 2.0	$ 2.4	$ 7.9	$ 6.0
Unrecognized Tax Benefits, Period Increase (Decrease)			9.0
Gross unrecognized tax benefits	31.6		31.6
Interest and penalties accrued related to unrecognized tax benefits	$ 2.4		2.4
Increase (decrease) in interest and penalties accrued related to unrecognized tax benefits			$ 0.7

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Income tax disclosure.

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Increase (Decrease) in unrecognized tax benefit income tax penalties and interest accrued.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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