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Fair Value Measurements Non-Recurring Fair Value Measurements (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 03, 2021
Dec. 29, 2019
Dec. 30, 2018
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis      
Held and used, Total losses $ 7,586 $ 5,602  
Held for sale, Total losses 451 1,397  
Impairment of long-lived assets 8,037 6,999 $ 4,697
Fair Value, Measurements, Nonrecurring      
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis      
Assets Held and used, Long Lived, Fair Value Disclosure 2,653 3,582  
Assets Held for sale, Long Lived, Fair Value Disclosure 855 988  
Total 3,508 4,570  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 1      
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis      
Assets Held and used, Long Lived, Fair Value Disclosure 0 0  
Assets Held for sale, Long Lived, Fair Value Disclosure 0 0  
Total 0 0  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 2      
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis      
Assets Held and used, Long Lived, Fair Value Disclosure 0 0  
Assets Held for sale, Long Lived, Fair Value Disclosure 0 0  
Total 0 0  
Fair Value, Measurements, Nonrecurring | Fair Value, Inputs, Level 3      
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis      
Assets Held and used, Long Lived, Fair Value Disclosure 2,653 3,582  
Assets Held for sale, Long Lived, Fair Value Disclosure 855 988  
Total $ 3,508 $ 4,570