Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2017	Jul. 03, 2016	Jul. 02, 2017	Jul. 03, 2016
Income Tax Contingency [Line Items]
Provision for income taxes	$ 8,066	$ 3,117	$ 11,987	$ 10,864
Unrecognized tax benefits, gross	28,900		28,900
Uncertain tax benefits if recognized that could affect the continuing operations effective tax rate	27,200		27,200
Uncertain tax positions including accrued interest, net of tax benefits and penalties, to be resolved within the next year	3,800		$ 3,800
Open Tax Years by Major Tax Jurisdiction, Begin Date			2010
Tax Adjustments, Settlements, and Unusual Provisions			$ (4,900)	(5,400)
Discontinued Operation, Tax Effect of Discontinued Operation	35,925	(1,182)	37,143	1,283
Income Tax Expense (Benefit), Intraperiod Tax Allocation	43,991	$ 1,935	49,130	12,147
Excess Income Tax Benefit on Stock Compensation			(3,400)	$ (3,800)
Undistributed Earnings of Foreign Subsidiaries	1,231,600		$ 1,231,600
Tax Provision on Planned Repatriation	3,500
Discontinued Operations [Member]
Income Tax Contingency [Line Items]
Foreign Earnings To Be Repatriated	$ 55,000