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Employee Benefit Plans (Employee Benefit Reconciliation) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Service cost $ 991 $ 717 $ 1,010
Interest cost 1,803 2,555 3,130
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Fair value of plan assets at beginning of year 76,940    
Fair value of plan assets at end of year 79,404 76,940  
Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease) (5,700)    
Pension Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Accumulated Benefit Obligation 95,508 101,242  
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]      
Projected benefit obligation at beginning of year 101,242 92,052  
Service cost 991 717  
Interest cost 1,803 2,555  
Actuarial loss (gain) (3,427) 10,963  
Defined Benefit Plan, Benefit Obligation, Benefits Paid (2,703) (1,933)  
Settlement (2,398) (3,112)  
Projected benefit obligation at end of year 95,508 101,242 92,052
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]      
Fair value of plan assets at beginning of year 76,940 75,321  
Actual gain (loss) on plan assets 7,565 6,664  
Defined Benefit Plan, Plan Assets, Benefits Paid (2,703) (1,933)  
Settlement (2,398) (3,112)  
Fair value of plan assets at end of year 79,404 76,940 $ 75,321
Funded status $ (16,104) $ (24,302)