Income Taxes Summary of Loss and Tax Credit Carryforwards (Details) - USD ($) $ in Thousands	Jan. 03, 2021	Dec. 29, 2019
Income Tax Contingency [Line Items]
Valuation Allowance, Amount	$ 99,740	$ 88,449
State and Local Jurisdiction [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	11,500
Tax Credit Carryforward, Amount	15,300
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	495,300
Tax Credit Carryforward, Amount	100
Internal Revenue Service (IRS) [Member]
Income Tax Contingency [Line Items]
Operating Loss Carryforwards	36,600
General Business [Member]
Income Tax Contingency [Line Items]
Tax Credit Carryforward, Amount	$ 300