Pension Information - Components of Net Periodic Pension Cost (Detail) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Retirement Benefits [Abstract] | ||||
| Service cost | $ 0 | $ 0 | $ 0 | $ 0 |
| Interest cost | 94 | 96 | 187 | 192 |
| Expected return on plan assets | (108) | (116) | (217) | (232) |
| Other components | 0 | 0 | 0 | 0 |
| Net periodic pension benefit | $ (14) | $ (20) | $ (30) | $ (40) |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of defined benefit plan cost (credit), classified as other. No definition available.
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| X | ||||||||||
- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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