Income Taxes (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Income Tax Contingency [Line Items]
Income Tax Holiday, Aggregate Dollar Amount	$ (10,100)	$ (11,400)	$ (8,300)
Impact of benefits derived from tax holidays on earnings per share, basic	$ 0.09	$ (0.10)	$ (0.07)
Impact of benefits derived from tax holidays on earnings per share, diluted	$ (0.09)	$ (0.10)	$ (0.07)
Valuation Allowance, Amount	$ 68,895	$ 65,640
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning of period	29,607	28,143	$ 32,342
Gross increases - tax positions in prior period	749	1,514	325
Gross decreases - tax positions in prior period	(828)	(183)	(2,305)
Gross increases - current-period tax positions	2,346	3,547	0
Settlements	(324)	0	(441)
Lapse of statute of limitations	(1,371)	(4,109)	(1,077)
Foreign currency translation adjustments	129	695	(701)
Unrecognized tax benefits, end of period	30,308	29,607	28,143
Interest on income taxes accrued	1,900
Interest on income taxes expense	(300)	(100)
Income tax penalties expense	(1,600)
Income tax penalties accrued	2,200
Uncertain tax benefits if recognized that could affect the continuing operations effective tax rate	28,600
Unrecognized Tax Benefits Expected To Be Resolved With In A Year	3,100
Foreign earnings invested outside U.S.	$ 1,420,600
Open Tax Years by Major Tax Jurisdiction, Begin Date	2010
Tax Adjustments, Settlements, and Unusual Provisions	$ 98,600	(9,600)	(6,400)
Excess tax benefit from exercise of common stock options	0	0	2,435
2017 Tax Cuts and Jobs Act [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Income Tax Expense on Repatriated Earnings	85,000
Tax Adjustments, Settlements, and Unusual Provisions	106,538	$ 0	$ 0
Remeasurement of net deferred tax assets [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	21,500
Other Tax Matters [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Tax Adjustments, Settlements, and Unusual Provisions	5,100
General Business [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Tax Credit Carryforward, Amount	100
State and Local Jurisdiction [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	198,600
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Tax Credit Carryforward, Amount	6,000
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	263,100
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Tax Credit Carryforward, Amount	100
Internal Revenue Service (IRS) [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	$ 40,600
China [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Income Tax Holiday, Termination Date	12/31/2019
Singapore [Member]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Income Tax Holiday, Termination Date	12/31/2018