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Employee Benefit Plans (Change in Plan Assets and Funded Status) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Actuarial (gain) loss $ (2,098) $ (3,870)
Pension Benefits [Member]    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Defined Benefit Plan, Benefit Obligation, Beginning Balance 55,359 53,294
Interest cost 944 1,430
Actuarial (gain) loss (2,098) 3,870
Benefits paid (3,267) (3,235)
Defined Benefit Plan, Benefit Obligation, Ending Balance 50,938 55,359
Plan assets - Beginning of year 48,314 46,784
Return on plan assets 5,856 4,765
Benefits paid (3,267) (3,235)
Plan assets at fair value - End of year 50,903 48,314
Funded status of plans - End of year $ (35) $ (7,045)