Pension and Retirement Benefit Plans - Schedule of Components of Net Periodic Cost (Details) - 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 Plan [Member] | ||||
| Schedule of Components of Net Periodic Benefit Costs [Line Items] | ||||
| Interest cost | $ 236 | $ 234 | $ 472 | $ 468 |
| Service cost | 50 | 57 | 100 | 114 |
| Expected return on plan assets | (331) | (313) | (662) | (625) |
| Net periodic expense (benefit) | (45) | (22) | (90) | (43) |
| Postretirement Plan [Member] | ||||
| Schedule of Components of Net Periodic Benefit Costs [Line Items] | ||||
| Interest cost | 47 | 48 | 93 | 97 |
| Service cost | 4 | 4 | 8 | 7 |
| Amortization of net gains | (7) | (27) | (13) | (54) |
| Net periodic expense (benefit) | $ 44 | $ 25 | $ 88 | $ 50 |
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- Definition The amount of interest cost. No definition available.
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- Definition The amount of service cost. No definition available.
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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- 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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