v3.26.1
Restatement of Previously Issued Consolidated Financial Statements - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Dec. 27, 2025
Sep. 27, 2025
Jun. 28, 2025
Mar. 29, 2025
Dec. 28, 2024
Sep. 28, 2024
Jun. 29, 2024
Mar. 30, 2024
Jun. 28, 2025
Jun. 29, 2024
Sep. 27, 2025
Sep. 28, 2024
Dec. 27, 2025
Dec. 28, 2024
Dec. 30, 2023
Dec. 31, 2022
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense $ 381,905 $ 428,404 $ 428,164 $ 392,855 $ 411,411 $ 397,126 $ 382,171 $ 361,949                
Operating leases 513,458 482,497 474,185 455,549 451,793 417,690 434,486 435,480 $ 474,185 $ 434,486 $ 482,497 $ 417,690 $ 513,458 $ 451,793    
Accrued expenses and other liabilities 198,759 185,975 159,772 155,323 160,283 168,471 139,392 166,572 159,772 139,392 185,975 168,471 198,759 160,283    
Operating lease liabilities 501,506 473,663 467,486 445,639 439,838 409,046 439,401 439,833 467,486 439,401 473,663 409,046 501,506 439,838    
Selling, general and administrative expense (less than)   143,222 150,520 124,659   137,050 117,945 114,182 275,179 232,127 418,401 369,177 496,297 464,992 $ 389,565  
Cash and cash equivalents 102,938 110,780 105,707 95,513 103,438 104,510 69,754 105,833 105,707 69,754 110,780 104,510 102,938 103,438 132,552 $ 150,097
Accounts payable 93,029 93,053 121,517 112,271 86,188 88,805 82,485 85,311 121,517 82,485 93,053 88,805 93,029 86,188    
Total net revenue 460,102 479,511 475,213 447,612 427,206 445,315 454,524 425,431 922,825 879,955 1,402,336 1,325,270 1,862,438 1,752,476 1,710,040  
Accounts and notes receivable, net $ 131,958 155,082 176,618 162,618 146,372 140,166 162,673 135,553 176,618 162,673 155,082 140,166 131,958 146,372    
Company-operated store sales                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense   192,507 192,322 187,123   168,864 170,981 163,197 379,445 334,178 571,952 503,042 758,972 676,890 719,962  
Total net revenue   331,259 333,280 314,131   298,123 300,735 283,960 647,411 584,695 978,670 882,818 1,294,958 1,178,783 1,140,141  
Supply and other revenue                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense   42,505 39,153 35,437   44,328 48,186 41,917 74,590 90,103 117,095 134,431 157,302 171,788 181,556  
Total net revenue   69,545 65,712 63,446   70,894 78,849 72,356 129,158 151,205 198,703 222,099 $ 268,874 281,990 280,464  
Restatement Impacts                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Retained earnings, appropriated                               32,000
Operating leases   36,322 54,098 42,762 40,215 22,208 19,490 15,036 54,098 19,490 36,322 22,208   40,215    
Accrued expenses and other liabilities   1,957 (68) (2,233) 2,063 2,275 (282) 6,027 (68) (282) 1,957 2,275   2,063    
Operating lease liabilities   36,635 54,040 42,918 40,041 22,902 19,787 14,979 54,040 19,787 36,635 22,902   40,041    
Selling, general and administrative expense (less than)   13,342 (21,443) (10,199)   (4,643) 7,409 (718) (31,642) 6,691 (18,300) 2,048   153 21,378  
Cash and cash equivalents   (27,256) (33,052) (30,329) (28,144) (26,123) (26,575) (21,431) (33,052) (26,575) (27,256) (26,123)   (28,144)    
Accounts payable   13,313 12,679 9,473 7,348 26,086 30,644 17,670 12,679 30,644 13,313 26,086   7,348    
Total net revenue   (2,123) (2,405) (525)   (5,306) (2,586) (2,073) (2,930) (4,659) (5,053) (9,965)   (4,237) (11,581)  
Accounts and notes receivable, net   (29,129) (22,822) (34,173) (26,338) (27,242) (26,391) (24,438) (22,822) (26,391) (29,129) (27,242)   (26,338)    
Restatement Impacts | Operating Lease Recognition                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating leases         40,000                 40,000    
Accrued expenses and other liabilities         2,000                 2,000    
Operating lease liabilities         40,000                 40,000    
Restatement Impacts | Cash and Cash Equivalents                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Selling, general and administrative expense (less than)                           4,000 1,000  
Cash and cash equivalents         (28,000)                 (28,000) (21,000) $ (14,000)
Restatement Impacts | Accounts Payable Adjustments                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Selling, general and administrative expense (less than)                           2,000 1,000  
Accounts payable         7,000                 7,000    
Restatement Impacts | Accounts Receivable Adjustments                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Selling, general and administrative expense (less than)                           1,000 9,000  
Accounts and notes receivable, net         $ (26,000)                 (26,000)    
Restatement Impacts | Company-operated store sales                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense   (622) 1,926 5,257   (8,646) (7,696) (6,145) 7,183 (13,841) 6,561 (22,487)   (32,692) 5,801  
Total net revenue   0 0 0   (675) (1,182) (269) 0 (1,451) 0 (2,126)   (2,354) (6,192)  
Restatement Impacts | Company-operated store sales | Operating Lease Recognition                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense                           2,000 1,000  
Restatement Impacts | Company-operated store sales | Cash and Cash Equivalents                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense                             6,000  
Restatement Impacts | Company-operated store sales | Accounts Payable Adjustments                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense                           (2,000) 32,000  
Restatement Impacts | Company-operated store sales | Expense Classification                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense                           35,000 27,000  
Restatement Impacts | Company-operated store sales | Accounts Receivable Adjustments                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense                             1,000  
Total net revenue                           (2,000)    
Restatement Impacts | Supply and other revenue                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Operating expense   761 797 1,324   9,417 8,557 6,686 2,121 15,243 2,882 24,660   35,855 26,971  
Total net revenue   $ (2,123) $ (2,405) $ (525)   $ (4,631) $ (1,404) $ (1,804) $ (2,930) $ (3,208) $ (5,053) $ (7,839)   (3,636) (5,607)  
Restatement Impacts | Supply and other revenue | Accounts Receivable Adjustments                                
Error Corrections and Prior Period Adjustments Restatement [Line Items]                                
Total net revenue                           $ (2,000) $ (3,000)