Income Taxes Income Taxes Net Operating Losses and Tax Credits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017	Jan. 03, 2016
Summary of Net Operating Loss and Tax Credit Carryforwards [Line Items]
Tax Credit Carryforward, Amount		$ 19,540
Net Operating Loss Carryforwards		1,166,066
Deferred Tax Assets, Valuation Allowance		47,295	$ 11,400
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount		$ 35,895	(5,697)	$ 5,884
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		35.00%
Income Taxes Receivable, Current		$ 26,262	18,111
Income Taxes Receivable, Noncurrent		0	$ 239
Domestic Tax Authority [Member]
Summary of Net Operating Loss and Tax Credit Carryforwards [Line Items]
Tax Credit Carryforward, Amount		15,962
State and Local Jurisdiction [Member]
Summary of Net Operating Loss and Tax Credit Carryforwards [Line Items]
Tax Credit Carryforward, Amount		555
Net Operating Loss Carryforwards		1,165,832
Foreign Tax Authority [Member]
Summary of Net Operating Loss and Tax Credit Carryforwards [Line Items]
Tax Credit Carryforward, Amount		3,023
Net Operating Loss Carryforwards		$ 234
Forecast
Summary of Net Operating Loss and Tax Credit Carryforwards [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%