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Benefit Plans (Components of Net Periodic Benefit Cost Credit) (Details) - Pension Plan - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Components of net periodic benefit cost (income):        
Interest cost $ 720 $ 474 $ 1,431 $ 474
Expected return on Plan assets (1,001) (642) (1,990) (642)
Total net periodic benefit cost (income) $ (281) $ (168) $ (559) $ (168)