Allowance For Credit Losses (Non-Performing Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	$ 5,546	$ 7,499
Loans 90 day past due and accruing	233	54
Total non-performing loans	5,779	7,553
Other real estate owned & other repossessed property	5,051	5,012
Total non-performing assets	10,830	12,565
Residential Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	905	1,915
Commercial Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	1,307	2,259
Commercial Term [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	2,300	2,100
Loans 90 day past due and accruing
Commercial Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	476	514
Loans 90 day past due and accruing
Consumer: Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	391	466
Loans 90 day past due and accruing
Consumer: Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-accrual loans	167	245
Loans 90 day past due and accruing		$ 54