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Pension Information - Components of Net Periodic Pension Cost (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Retirement Benefits [Abstract] |  |  |  |
Service cost | $ 0 | $ 0 | $ 0 | $ 0
Interest cost | 125 | 103 | 251 | 207
Expected return on plan assets | (132) | (144) | (265) | (288)
Other components | 0 | 70 | 0 | 139
Net periodic pension cost | $ (7) | $ 29 | $ (14) | $ 58

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