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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Amount of payment, which decreases benefit obligation of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract. Excludes decreases to benefit obligation for remeasurement due to settlement.

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Amount of net periodic benefit cost (credit) for defined benefit plan.

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Pension Plans (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2023
Defined Contribution Plan Disclosure [Line Items]
Net periodic pension cost (income)	$ 63		$ 51
Pension Plan
Defined Contribution Plan Disclosure [Line Items]
Benefits paid		$ 9,200
Payment for settlement				$ 19,500
Benefit obligation		$ 0		$ 0
Net periodic pension cost (income)			$ 159