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Amount of the related income tax effect of a cumulative effect on retained earnings.

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

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Income Taxes - Additional Information (Detail) - USD ($)	6 Months Ended		12 Months Ended
	Jun. 30, 2018	Dec. 31, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 24, 2017	Jun. 25, 2016	Jun. 27, 2015
Income Tax Disclosure [Line Items]
U.S. federal corporate tax rate	21.00%	35.00%		28.17%
Provisional tax expense				$ 41,400,000
One-time transition tax expense				44,100,000
Benefit from remeasurement of deferred tax at new tax rate				2,700,000
Increase in income tax iability, net of foreign tax and research credits				11,600,000
Provision/(benefit) for income taxes				40,500,000	$ 12,200,000	$ 3,400,000
Net deferred tax assets	$ 15,900,000			15,900,000	23,100,000
Valuation allowance	23,300,000			23,300,000	15,800,000
Net increase in valuation allowance				7,500,000
Undistributed earnings of foreign subsidiaries accounted for one-time transition tax	751,900,000			751,900,000
Federal alternative minimum tax credit carryforward	1,600,000			1,600,000
Gross unrecognized tax benefits	24,800,000			24,800,000	15,200,000	13,400,000	$ 11,600,000
Gross unrecognized tax benefits increased during the year				9,600,000
Unrecognized tax benefit, reduction of effective tax rate if recognized	17,500,000			17,500,000
Increase (decrease) in interest and penalties accrued related to unrecognized tax benefits				700,000	(200,000)	$ 300,000
Interest and penalties accrued related to unrecognized tax benefits	1,900,000			1,900,000	1,200,000
Estimated decrease in unrecognized tax benefit in next 12 months	1,900,000			1,900,000
Estimated increase in unrecognized tax benefit in next 12 months	3,200,000			3,200,000
Cumulative-effect adjustment related to retained earnings, tax					8,300,000
Federal [Member]
Income Tax Disclosure [Line Items]
Net operating loss carryforwards	100,000			100,000
Tax credit carryforward, amount	7,000,000			7,000,000
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	$ 34,100,000			$ 34,100,000
Undistributed Foreign Earnings [Member]
Income Tax Disclosure [Line Items]
Provision/(benefit) for income taxes				$ 0
Cash Assets [Member]
Income Tax Disclosure [Line Items]
One-time transition tax rate on post-1986 foreign earnings and profits	15.50%			15.50%
Other Specified Assets [Member]
Income Tax Disclosure [Line Items]
One-time transition tax rate on post-1986 foreign earnings and profits	8.00%			8.00%
Other Assets [Member]
Income Tax Disclosure [Line Items]
Net deferred tax assets	$ 15,900,000			$ 15,900,000	$ 23,100,000
Scenario, Plan [Member]
Income Tax Disclosure [Line Items]
U.S. federal corporate tax rate			21.00%