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Pension and Post-retirement Benefit Obligations - Reconciliations of Changes in Benefit Obligations, Fair Value of Assets and Funded Status (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Change in benefit obligation
Benefit obligation at beginning of year	$ 5,046	$ 5,087
Service cost	$ 39	41
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag	true
Interest cost	$ 276	273
Direct benefit payments	(296)	(303)
Net transfers in	559	0
Actuarial gain	(598)	(52)
Benefit obligation at end of year	$ 5,026	$ 5,046

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- Definition

Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

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Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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Amount of payment to participant of defined benefit plan which decreases benefit obligation. For pension plan, payment includes, but is not limited to, pension benefits and death benefits. For other postretirement plan, payment includes, but is not limited to, prescription drug benefits, health care benefits, life insurance benefits, and legal, educational and advisory services.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of cost recognized for passage of time related to defined benefit plan.

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