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Pension Plans - Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets (Detail) - Pension Plan - USD ($) $ in Millions | Dec. 30, 2023 | Dec. 31, 2022
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Pension plans with accumulated benefit obligations in excess of plan assets: |  |
Accumulated benefit obligation | $ 103.3 | $ 94.9
Fair value of plan assets | 18.4 | 15.1
Pension plans with projected benefit obligations in excess of plans assets: |  |
Projected benefit obligation | 106.9 | 98.6
Fair value of plan assets | $ 18.4 | $ 15.1

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