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Benefit Plans - Qualified and Non-Qualified Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Retirement Benefits [Abstract]    
Net (gain) loss $ (14,381) $ 4,754
Amortization of prior service cost 135 136
Amortization of actuarial loss (1,538) (1,003)
Total recognized in other comprehensive (loss) income (15,784) 3,887
Total recognized in net periodic pension income and other comprehensive (loss) income (before tax) $ (26,965) $ (7,233)