Unaudited Quarterly Financial Data - Statement of Comprehensive Income (Loss) Parenthetical (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Sep. 27, 2025 |
Jun. 28, 2025 |
Mar. 29, 2025 |
Dec. 31, 2024 |
Sep. 28, 2024 |
Jun. 29, 2024 |
Mar. 30, 2024 |
Jun. 28, 2025 |
Jun. 29, 2024 |
Sep. 27, 2025 |
Sep. 28, 2024 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Quarterly Financial Information Disclosure [Abstract] | |||||||||||||||
| Amortization of actuarial losses and prior services costs, tax | $ (21) | $ 6 | $ 7 | $ 6 | $ 539 | $ 14 | $ 14 | $ 14 | $ 13 | $ 28 | $ 19 | $ 43 | |||
| Unrealized gain on cash flow hedge, tax | $ (69) | $ (203) | $ (470) | $ (715) | $ 1,313 | $ (1,543) | $ 65 | $ 672 | $ (1,185) | $ 737 | $ (1,388) | $ (806) | $ (1,457) | $ 507 | $ 344 |