Income Taxes - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			12 Months Ended
	Apr. 01, 2018	Dec. 31, 2017	Apr. 02, 2017	Dec. 31, 2017
Income Taxes [Line Items]
Effective tax rate	9.20%		7.40%
U.S. statutory federal tax rate	21.00%			35.00%
Discrete tax benefits	$ 8,300		$ 7,000
Discrete tax benefits, stock based compensation	7,600		5,500
Discrete tax expense	2,300
Expense related to remeasurement of deferred tax assets	1,700
Discrete tax expenses, Other	600
Discrete tax benefits, Other	700		800
Discrete tax benefits, U.S. research and development tax credits			700
Uncertain tax positions	37,300	$ 36,300		$ 36,300
Net Increase in uncertain tax positions	1,000
Accrued interest and penalties	300	300		$ 300
Interest and penalties related to income tax, expense (benefit)	30		(100)
Tax savings due to the tax holiday	$ 3,000		$ 4,700
Tax savings due to the tax holiday, per share	$ 0.01		$ 0.02
Tax holiday expiration date	December 31, 2020
Provisional amount of additional income tax expense		186,000
Transition tax on mandatory deemed repatriation of foreign earnings		161,000
Expense related to remeasurement of deferred tax assets and liabilities		33,600
Benefit associated with impact of correlative adjustments on tax positions		10,300
Expense related to remeasurement of certain deferred		$ 1,700
ASU 2016-09
Income Taxes [Line Items]
Discrete tax benefits, stock based compensation	$ 7,400		$ 5,200