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Benefit Plans (Components of Net Periodic Benefit Cost Credit) (Details) - Pension Plan - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2021
Components of net periodic benefit cost (credit)
Interest cost	$ 779	$ 1,253
Expected return on Plan assets	(896)	(1,538)
Total net periodic (benefit) cost	$ (117)	$ (285)

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.

+ References

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- Definition

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

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- Definition

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

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