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Fair Value Measurements - Assets (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2022
USD ($)
restaurant
Jun. 29, 2021
USD ($)
Jun. 28, 2022
USD ($)
restaurant
Jun. 29, 2021
USD ($)
Dec. 28, 2021
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Equity income from investments in unconsolidated affiliates $ 545 $ 239 $ 879 $ 22  
Number of restaurants | restaurant 1   1    
Assets reduced to fair value $ 0   $ 0    
Fair value measured on a nonrecurring basis          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Operating lease right-of-use assets, total gain (loss)     (300)    
Level 3 | Fair value measured on a nonrecurring basis          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Long-lived assets held for sale         $ 1,175
Long-lived assets held for sale, total gain (loss)     690 (470)  
Operating lease right-of-use assets, total gain (loss) $ (340)   $ (340)    
Equity income from investments in unconsolidated affiliates       (531)  
Level 3 | Fair value measured on a nonrecurring basis | China Joint Venture          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Ownership percentage         40.00%
Level 3 | Fair value measured on a nonrecurring basis | China Joint Venture          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Equity income from investments in unconsolidated affiliates       $ (500)