Loans And Leases (Aging Of Recorded Investment In Past Due Loans By Class Of Loans) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 1,938	$ 1,867
Loans Not Past Due	475,600	411,509
Nonaccrual Loans Not > 90 Days Past Due	356	264
Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,510	1,741
Loans Not Past Due	102,685	93,837
Nonaccrual Loans Not > 90 Days Past Due	155	149
Multi-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	45,907	35,665
Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	85,335	67,792
Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	41,697	38,787
Land [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	7,970	5,287
Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Not Past Due	45,069	42,862
Originated for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	394
Loans Not Past Due	23,662	24,592
Purchased for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	34	102
Loans Not Past Due	409	360
Nonaccrual Loans Not > 90 Days Past Due	93
30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,783	1,634
30 - 59 Days Past Due [Member] | Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,456	1,610
30 - 59 Days Past Due [Member] | Originated for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	293
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	122	27
60 - 89 Days Past Due [Member] | Single-Family Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	21	27
60 - 89 Days Past Due [Member] | Originated for Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	101
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	116,858	101,975
Nonaccrual Loans Not > 90 Days Past Due	108	115
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		24
Loans Not Past Due	$ 6,008	352
Other [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		$ 24