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Employee Benefit Plans - Net Periodic Pension Cost (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 28, 2023 | Dec. 29, 2022 | Dec. 30, 2021
Net periodic pension cost: |  |  |
Service cost | $ 487 | $ 1,055 | $ 1,122
Interest cost | 1,811 | 1,341 | 1,201
Net amortization of prior service cost and actuarial loss | (64) | 1,028 | 1,311
Total | $ 2,234 | $ 3,424 | $ 3,634

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