Revenue from Contracts with Customers - Additional Information (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Sep. 26, 2026 |
Sep. 26, 2026 |
Dec. 27, 2025 |
|
| Disaggregation of Revenue [Line Items] | |||
| Average franchise license term (in years) | 10 years | 10 years | |
| Deferred revenue not yet being amortized | $ 14.2 | $ 14.2 | $ 13.6 |
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-09-27 | |||
| Disaggregation of Revenue [Line Items] | |||
| Remaining amortization period for deferred revenue related to open restaurants (in years) | 7 years 6 months | 7 years 6 months |