Employee Benefit Plans (Summary Of Expected Benefit Payments) (Details) $ in Thousands	Dec. 31, 2021 USD ($)
Share-based Payment Arrangement, Noncash Expense [Abstract]
Defined Benefit Plan, Expected Future Benefit Payment, Year One	$ 985
Defined Benefit Plan, Expected Future Benefit Payment, Year Two	988
Defined Benefit Plan, Expected Future Benefit Payment, Year Three	983
Defined Benefit Plan, Expected Future Benefit Payment, Year Four	988
Defined Benefit Plan, Expected Future Benefit Payment, Year Five	972
Defined Benefit Plan, Expected Future Benefit Payment, after Year Five for Next Five Years	$ 4,527