Income tax disclosure.

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

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Net operating loss, beginning of expiration period.

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Tax cuts and jobs act of 2017 incomplete accounting undistributed accumulated earnings of foreign subsidiary existing unrecognized deferred tax liability.

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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of increase reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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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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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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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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Income Taxes - Additional Information (Detail) - USD ($)	6 Months Ended		12 Months Ended
	Jun. 29, 2019	Dec. 31, 2017	Jun. 29, 2019	Jun. 30, 2018	Jun. 24, 2017	Jun. 30, 2019	Jun. 25, 2016
Income Tax Disclosure [Line Items]
U.S. federal corporate tax rate	21.00%	35.00%	21.00%	28.17%
Net deferred tax assets	$ 31,100,000		$ 31,100,000	$ 15,900,000
Valuation allowance	30,400,000		30,400,000	23,300,000
Net increase in valuation allowance			7,100,000
Undistributed earnings of foreign subsidiaries accounted for one-time transition tax	859,300,000		859,300,000
Federal alternative minimum tax credit carryforward	800,000		800,000
Gross unrecognized tax benefits	18,900,000		18,900,000	24,800,000	$ 15,200,000		$ 13,400,000
Gross unrecognized tax benefits decreased during the year				5,900,000
Unrecognized tax benefit, reduction of effective tax rate if recognized				13,100,000
Increase (decrease) in interest and penalties accrued related to unrecognized tax benefits			700,000	(200,000)	$ (200,000)
Interest and penalties accrued related to unrecognized tax benefits				$ 1,900,000		$ 1,900,000
Estimated decrease in unrecognized tax benefit in next 12 months	1,800,000		1,800,000
Estimated increase in unrecognized tax benefit in next 12 months	3,000,000.0		3,000,000.0
Federal [Member]
Income Tax Disclosure [Line Items]
Net operating loss carryforwards	0		0
Tax credit carryforward, amount	11,000,000.0		11,000,000.0
State and Local Jurisdiction [Member]
Income Tax Disclosure [Line Items]
Net operating loss carryforwards	33,200,000		33,200,000
Net operating loss, beginning of expiration period				2020
Tax credit carryforward, amount	37,800,000		37,800,000
Other Assets [Member]
Income Tax Disclosure [Line Items]
Net deferred tax assets	$ 31,100,000		$ 31,100,000	$ 15,900,000