Commitments and Contingencies (Summary of Contractual and Notional Amounts of Financial Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financial Instruments [Line Items]
Contractual Amounts Of Financial Instrument	$ 824,573	$ 842,485
Commitments to Extend Credit [Member]
Financial Instruments [Line Items]
Contractual Amounts Of Financial Instrument	817,772	834,533
Standby Letters of Credit [Member]
Financial Instruments [Line Items]
Contractual Amounts Of Financial Instrument	$ 6,801	$ 7,952