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
Summary of Net Operating Loss and Tax Credit Carryforwards
Tax Credit Carryforward, Amount	$ 12,500
Net Operating Loss Carryforwards	1,204,476
Deferred Tax Assets, Valuation Allowance	42,175	$ 47,295
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ (5,120)	$ 35,895	$ (5,697)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	35.00%	35.00%
Income Taxes Receivable, Current	$ 14,475	$ 26,262
Income Taxes Receivable, Noncurrent	0	$ 0
Domestic Tax Authority
Summary of Net Operating Loss and Tax Credit Carryforwards
Tax Credit Carryforward, Amount	9,267
State and Local Jurisdiction
Summary of Net Operating Loss and Tax Credit Carryforwards
Tax Credit Carryforward, Amount	559
Net Operating Loss Carryforwards	1,204,260
Foreign Tax Authority
Summary of Net Operating Loss and Tax Credit Carryforwards
Tax Credit Carryforward, Amount	2,674
Net Operating Loss Carryforwards	216
Tax Act
Summary of Net Operating Loss and Tax Credit Carryforwards
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ (7,535)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	35.00%