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Employee Benefit Plans (Changes In Fair Value Of Plan Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets at beginning of period $ 102,176 $ 87,827
Fair value of plan assets at end of period $ 104,227 $ 102,176