Commitments And Contingencies (Details) $ in Thousands	Jun. 30, 2018 USD ($)
Loss Contingencies [Line Items]
Total unfunded commitments	$ 281,104
Revolving Home Equity And Credit Card Lines [Member]
Loss Contingencies [Line Items]
Total unfunded commitments	70,196
Construction [Member]
Loss Contingencies [Line Items]
Total unfunded commitments	62,975
Other Loans [Member]
Loss Contingencies [Line Items]
Total unfunded commitments	141,754
Standby Letters Of Credit [Member]
Loss Contingencies [Line Items]
Total unfunded commitments	$ 6,179