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Basis of Presentation and Recent Accounting Pronouncements - CORRECTED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 4 Months Ended | 9 Months Ended
--- | --- | --- | ---
Oct. 01, 2023 | Jul. 09, 2023 | Oct. 02, 2022 | Jul. 10, 2022 | Apr. 16, 2023 | Apr. 17, 2022 | Oct. 01, 2023 | Oct. 02, 2022
Total revenues | $ 277,560 |  | $ 286,805 |  |  |  | $ 994,020 | $ 975,935
Loss before income taxes | (7,883) |  | (12,693) |  |  |  | (7,043) | (33,745)
Net loss | $ (8,161) | $ 3,922 | $ (12,650) | $ (17,966) | $ (3,256) | $ (3,581) | $ (7,496) | $ (34,198)
Net loss per share - Basic (in dollars per share) | $ (0.52) |  | $ (0.80) |  |  |  | $ (0.47) | $ (2.16)
Net loss per share - Diluted (in dollars per share) | $ (0.52) |  | $ (0.80) |  |  |  | $ (0.47) | $ (2.16)
Total comprehensive loss | $ (8,173) |  | $ (12,695) |  |  |  | $ (7,495) | $ (34,249)
Adjusted EBITDA |  |  | 3,877 |  |  |  |  | 43,711
Previously Reported |  |  |  |  |  |  |  |
Total revenues |  |  | 286,888 |  |  |  |  | 976,528
Loss before income taxes |  |  | (12,610) |  |  |  |  | (33,152)
Net loss |  |  | $ (12,567) |  |  |  |  | $ (33,605)
Net loss per share - Basic (in dollars per share) |  |  | $ (0.79) |  |  |  |  | $ (2.12)
Net loss per share - Diluted (in dollars per share) |  |  | $ (0.79) |  |  |  |  | $ (2.12)
Total comprehensive loss |  |  | $ (12,612) |  |  |  |  | $ (33,656)
Adjusted EBITDA |  |  | 3,960 |  |  |  |  | 43,900
Revision of Prior Period, Adjustment |  |  |  |  |  |  |  |
Total revenues |  |  | (83) |  |  |  |  | (593)
Loss before income taxes |  |  | (83) |  |  |  |  | (593)
Net loss |  |  | $ (83) |  |  |  |  | $ (593)
Net loss per share - Basic (in dollars per share) |  |  | $ (0.01) |  |  |  |  | $ (0.04)
Net loss per share - Diluted (in dollars per share) |  |  | $ (0.01) |  |  |  |  | $ (0.04)
Total comprehensive loss |  |  | $ (83) |  |  |  |  | $ (593)
Adjusted EBITDA |  |  | (83) |  |  |  |  | (189)
Restaurant revenue |  |  |  |  |  |  |  |
Total revenues | 273,133 |  | 282,415 |  |  |  | 973,307 | 951,633
Restaurant revenue | Previously Reported |  |  |  |  |  |  |  |
Total revenues |  |  | 282,449 |  |  |  |  | 951,718
Restaurant revenue | Revision of Prior Period, Adjustment |  |  |  |  |  |  |  |
Total revenues |  |  | (34) |  |  |  |  | (85)
Franchise and other revenues |  |  |  |  |  |  |  |
Total revenues | $ 4,427 |  | 4,390 |  |  |  | $ 20,713 | 24,302
Franchise and other revenues | Previously Reported |  |  |  |  |  |  |  |
Total revenues |  |  | 4,439 |  |  |  |  | 24,810
Franchise and other revenues | Revision of Prior Period, Adjustment |  |  |  |  |  |  |  |
Total revenues |  |  | $ (49) |  |  |  |  | $ (508)

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