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FAIR VALUE MEASUREMENTS - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2025 USD ($) numberOfFacilities | Dec. 25, 2024 USD ($) numberOfFacilities | Dec. 27, 2023 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Asset impairment charges |  |  | $ 0
2025 Facility Closing |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Number of restaurants closed | numberOfFacilities | 1 |  |
Asset impairment charges | $ 1,179,000 |  |
Miscellaneous closure expense | 87,000 |  |
2024 Facility Closing |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Number of restaurants closed | numberOfFacilities |  | 9 |
Asset impairment charges | 170,000 | $ 27,633,000 |
Miscellaneous closure expense | $ 1,687,000 | $ 1,715,000 |

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