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Revenues - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 24, 2025 | Sep. 25, 2024 | Sep. 24, 2025 | Sep. 25, 2024 | Dec. 25, 2024
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue recognized | $ 113,244 | $ 111,759 | $ 342,538 | $ 337,660 |
Contract with customer | 16,137 |  | 16,137 |  | $ 24,433
Liability balance | 1,970 |  | 1,970 |  |
Deferred revenue recognized |  |  |  |  | 2,100
Gift Card Redemption |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Liability balance | 6,300 |  | 6,300 |  | 8,400
Deferred revenue recognized |  |  | 500 |  |
Franchise Equipment Programs |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Revenue recognized | 100 | $ 100 | 1,000 | $ 600 |
Inventory related to franchise equipment programs | 500 |  | 500 |  | 200
Contract with customer | $ 200 |  | $ 200 |  | $ 400

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