Loans And Leases (Aging Of Recorded Investment In Past Due Loans By Class Of Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 132	$ 1,867
Loans Not Past Due	500,402	411,509
Nonaccrual Loans Not > 90 Days Past Due	344	264
Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	76	1,741
Loans Not Past Due	93,906	93,837
Nonaccrual Loans Not > 90 Days Past Due	149	149
Multi-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	48,400	35,665
Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	96,587	67,792
Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	46,667	38,787
Land [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	8,131	5,287
Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	46,081	42,862
Originated for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	23,453	24,592
Purchased for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	34	102
Loans Not Past Due	362	360
Nonaccrual Loans Not > 90 Days Past Due	91
30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	79	1,634
30 - 59 Days Past Due [Member] | Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	23	1,610
30 - 59 Days Past Due [Member] | Purchased for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	34
60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	20	27
60 - 89 Days Past Due [Member] | Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	20	27
Greater than 90 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	33	206
Greater than 90 Days Past Due [Member] | Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	33	104
Greater than 90 Days Past Due [Member] | Purchased for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		102
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	131,176	101,975
Nonaccrual Loans Not > 90 Days Past Due	104	115
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	22	24
Loans Not Past Due	5,639	352
Other [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 22	$ 24