Loans (Schedule of Recorded Investment Evaluated Based on Aging Status of Loans and Payment Activity) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Performing Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	$ 533,365	$ 541,936
Performing Financing Receivable [Member] | Non-Jumbo [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	333,227	347,183
Performing Financing Receivable [Member] | Jumbo [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	72,327	62,267
Performing Financing Receivable [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	81,814	83,316
Performing Financing Receivable [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	33,545	35,932
Performing Financing Receivable [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	12,452	13,238
Nonperforming Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	7,879	7,900
Nonperforming Financing Receivable [Member] | Non-Jumbo [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	7,556	6,918
Nonperforming Financing Receivable [Member] | Jumbo [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	0	0
Nonperforming Financing Receivable [Member] | Home Equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	204	712
Nonperforming Financing Receivable [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	119	270
Nonperforming Financing Receivable [Member] | Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Total	$ 0	$ 0