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v3.23.2

Schedule of Net Periodic Pension and Postretirement (income) Cost (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 02, 2023 | Jul. 03, 2022 | Jul. 02, 2023 | Jul. 03, 2022
Defined Benefit Plan Disclosure |  |  |  |
Service cost | $ 272 | $ 397 | $ 543 | $ 794
Interest cost | 1,714 | 1,221 | 3,425 | 2,443
Expected return on plan assets | (1,286) | (732) | (2,571) | (1,463)
Net actuarial loss (gain) | 24 | (45) | 24 | (45)
Total net periodic pension cost | 724 | 841 | 1,421 | 1,729
Foreign Pension Plans, Defined Benefit |  |  |  |
Defined Benefit Plan Disclosure |  |  |  |
Service cost | 110 | 180 | 220 | 386
Interest cost | 263 | 120 | 526 | 238
Expected return on plan assets | (9) | (18) | (18) | (38)
Net actuarial loss (gain) | 0 | 0 | 0 | 0
Total net periodic pension cost | 364 | 282 | 728 | 586
Postretirement Benefit Plans |  |  |  |
Defined Benefit Plan Disclosure |  |  |  |
Service cost | 8 | 15 | 17 | 32
Interest cost | 60 | 45 | 121 | 88
Amortization of prior service credit | (2) | (2) | (4) | (4)
Special termination benefits | 369 | 0 | 369 | 0
Net actuarial loss (gain) | 30 | 54 | 30 | 54
Total net periodic pension cost | $ 465 | $ 112 | $ 533 | $ 170

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