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v3.25.1

Benefit Plans - Additional Information (Detail) - USD ($) | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Retirement Benefits [Abstract] |  |
Service cost | $ 264,000 | $ 330,000
Periodic pension income | 900,000 | $ 1,000,000
Minimum required pension plan contribution | 3,300,000 |
Available credit balance | 64,700,000 |
Expected voluntary contribution for the year 2024 | $ 0 |

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