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Schedule of Net Periodic Pension and Postretirement Cost (Income) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure |  |  |
Net actuarial loss (gain) | $ 2,703 | $ (25,584) | $ (2,217)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Amortization of Intangible Assets |  |
UNITED STATES |  |  |
Defined Benefit Plan Disclosure |  |  |
Service cost | $ 1,063 | 1,588 | 1,784
Interest cost | 6,888 | 4,886 | 4,427
Expected return on plan assets | (5,194) | (2,927) | (3,858)
Net actuarial loss (gain) | 18 | (11,170) | 643
Settlement (gain) loss | (209) |  | (204)
Total net periodic pension cost (income) | 2,566 | (7,623) | 2,792
Foreign Pension Plans, Defined Benefit |  |  |
Defined Benefit Plan Disclosure |  |  |
Service cost | 446 | 784 | 941
Interest cost | 1,057 | 482 | 337
Expected return on plan assets | (45) | (75) | (67)
Net actuarial loss (gain) | 2,735 | (13,259) | (2,223)
Settlement (gain) loss | 5 |  |
Total net periodic pension cost (income) | 4,198 | (12,068) | (1,012)
Postretirement Benefit Plans |  |  |
Defined Benefit Plan Disclosure |  |  |
Service cost | 34 | 64 | 64
Interest cost | 299 | 177 | 170
Amortization of prior service cost | (9) | (9) | (9)
Net actuarial loss (gain) | 155 | (1,155) | (433)
Special termination benefits | 2,513 | 0 |
Total net periodic pension cost (income) | 2,992 | (923) | (208)
Prior service cost | 9 | 9 | 9
Total recognized in other comprehensive income | 9 | 9 | 9
Total recognized in net periodic pension cost (income) and other comprehensive income | $ 3,001 | $ (914) | $ (199)

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