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Description of Business and Summary of Significant Accounting Policies - Additional Information (Details)
 12 Months Ended
Dec. 26, 2024
USD ($)
segment
Dec. 28, 2023
USD ($)
Dec. 29, 2022
USD ($)
Summary of Significant Accounting Policies [Line Items]      
Number of operating segments | segment 2    
Ownership interest in joint ventures 50.00%    
Period of settlement for debit and credit card transactions 3 days    
Senior notes, noncurrent $ 160,000,000 $ 70,000,000  
Inventory, net 6,971,000 5,914,000  
Depreciation 67,964,000 67,269,000 $ 67,041,000
Impairment 0 0  
Goodwill 74,996,000 74,996,000  
Interest costs capitalized 195,000 43,000 18,000
Amortization of debt issuance costs $ 1,080,000 1,467,000 $ 1,614,000
Class B Common Stock      
Summary of Significant Accounting Policies [Line Items]      
Percentage of cash dividends 110.00%    
Level 1      
Summary of Significant Accounting Policies [Line Items]      
Trading securities, fair value $ 8,142,000 5,364,000  
Level 1 | Money Market Funds      
Summary of Significant Accounting Policies [Line Items]      
Investments in money market funds 19,002,000 37,018,000  
Level 2 | Senior Notes      
Summary of Significant Accounting Policies [Line Items]      
Long-term debt, fair value 157,155,000    
Level 2 | Fair Value, Recurring      
Summary of Significant Accounting Policies [Line Items]      
Fair value, asset (liability) 0 0  
Level 3 | Fair Value, Recurring      
Summary of Significant Accounting Policies [Line Items]      
Fair value, asset (liability) $ 0 $ 0  
Maximum | With Significant Influence But Does Not Have Control      
Summary of Significant Accounting Policies [Line Items]      
Ownership percentage 50.00%