Revenue Recognition (Contract Assets and Liabilities Summary) (Details) - USD ($) $ in Thousands |
Sep. 27, 2026 |
Jun. 28, 2026 |
Dec. 28, 2025 |
Sep. 28, 2025 |
Jun. 29, 2025 |
Dec. 29, 2024 |
|---|---|---|---|---|---|---|
| Revenue Recognition [Line Items] | ||||||
| Deferred gift card sales commissions | $ 11,731 | $ 12,919 | $ 17,155 | $ 11,289 | $ 12,554 | $ 16,935 |
| Unearned revenue | 282,119 | 377,933 | ||||
| Deferred franchise fees - non-current | 4,673 | 4,408 | ||||
| Deferred gift card revenue | ||||||
| Revenue Recognition [Line Items] | ||||||
| Unearned revenue | 273,895 | $ 302,404 | 370,439 | $ 285,170 | $ 299,636 | $ 366,059 |
| Deferred loyalty revenue | ||||||
| Revenue Recognition [Line Items] | ||||||
| Unearned revenue | 5,153 | 5,695 | ||||
| Deferred franchise fees - current | ||||||
| Revenue Recognition [Line Items] | ||||||
| Unearned revenue | 556 | 544 | ||||
| Other | ||||||
| Revenue Recognition [Line Items] | ||||||
| Unearned revenue | $ 2,515 | $ 1,255 |