Fair Value Measurements - Schedule of fair value assets measured on recurring basis (Details) - Recurring - USD ($) $ in Thousands |
Dec. 25, 2022 |
Dec. 26, 2021 |
|---|---|---|
| Assets: | ||
| Investments in rabbi trust | $ 4,250 | $ 6,276 |
| Total assets measured at fair value | 4,250 | 6,276 |
| Level 1 | ||
| Assets: | ||
| Investments in rabbi trust | 4,250 | 6,276 |
| Total assets measured at fair value | 4,250 | 6,276 |
| Level 2 | ||
| Assets: | ||
| Investments in rabbi trust | 0 | 0 |
| Total assets measured at fair value | 0 | 0 |
| Level 3 | ||
| Assets: | ||
| Investments in rabbi trust | 0 | 0 |
| Total assets measured at fair value | $ 0 | $ 0 |