Loans and Allowance for Loan Losses (Impaired Loans By Class) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2019	Dec. 31, 2018
Unpaid Principal Balance [Abstract]
Total:	$ 11,549	$ 11,549	$ 9,453
Recorded Investment [Abstract]
Total:	9,586	9,586	8,590
Related Allowance	225	225	962
Average Recorded Investment [Abstract]
Total:	9,600	9,716	8,898
Interest Income Recognized [Abstract]
Total:	71	153	383
Consumer Installment
Unpaid Principal Balance [Abstract]
Total:	10	10	0
Recorded Investment [Abstract]
Total:	10	10	0
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
Total:		10	0
Interest Income Recognized [Abstract]
Total:		0	0
Commercial
Unpaid Principal Balance [Abstract]
Total:	1,434	1,434	1,535
Recorded Investment [Abstract]
Total:	648	648	1,316
Related Allowance	0	0	650
Average Recorded Investment [Abstract]
Total:		714	1,485
Interest Income Recognized [Abstract]
Total:		11	85
Commercial Real Estate
Unpaid Principal Balance [Abstract]
Total:	3,719	3,719	2,976
Recorded Investment [Abstract]
Total:	3,663	3,663	2,926
Related Allowance	179	179	193
Average Recorded Investment [Abstract]
Total:		3,678	2,965
Interest Income Recognized [Abstract]
Total:		59	105
Construction and Farmland
Unpaid Principal Balance [Abstract]
Total:	317	317	332
Recorded Investment [Abstract]
Total:	265	265	281
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
Total:		273	297
Interest Income Recognized [Abstract]
Total:		13	27
Residential Real Estate
Unpaid Principal Balance [Abstract]
Total:	6,069	6,069	4,610
Recorded Investment [Abstract]
Total:	5,000	5,000	4,067
Related Allowance	46	46	119
Average Recorded Investment [Abstract]
Total:		5,041	4,151
Interest Income Recognized [Abstract]
Total:		70	166
All Other Loans
Unpaid Principal Balance [Abstract]
Total:	0	0	0
Recorded Investment [Abstract]
Total:	0	0	0
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
Total:		0	0
Interest Income Recognized [Abstract]
Total:		0	0
With No Related Allowance [Member]
Unpaid Principal Balance [Abstract]
With no related allowance:	8,409	8,409	4,822
Recorded Investment [Abstract]
With no related allowance:	6,494	6,494	4,015
Average Recorded Investment [Abstract]
With no related allowance:		6,610	4,177
Interest Income Recognized [Abstract]
With no related allowance:		86	171
With No Related Allowance [Member] | Commercial - Non Real Estate Commercial And Industrial
Unpaid Principal Balance [Abstract]
With no related allowance:	1,434	1,434	564
Recorded Investment [Abstract]
With no related allowance:	648	648	356
Average Recorded Investment [Abstract]
With no related allowance:		714	422
Interest Income Recognized [Abstract]
With no related allowance:		11	25
With No Related Allowance [Member] | Commercial Real Estate Owner Occupied
Unpaid Principal Balance [Abstract]
With no related allowance:	906	906	0
Recorded Investment [Abstract]
With no related allowance:	905	905	0
Average Recorded Investment [Abstract]
With no related allowance:		906	0
Interest Income Recognized [Abstract]
With no related allowance:		8	0
With No Related Allowance [Member] | Commercial Real Estate Non-Owner Occupied
Unpaid Principal Balance [Abstract]
With no related allowance:	412	412	558
Recorded Investment [Abstract]
With no related allowance:	349	349	501
Average Recorded Investment [Abstract]
With no related allowance:		353	511
Interest Income Recognized [Abstract]
With no related allowance:		0	4
With No Related Allowance [Member] | Construction And Farmland Commercial
Unpaid Principal Balance [Abstract]
With no related allowance:	317	317	332
Recorded Investment [Abstract]
With no related allowance:	265	265	281
Average Recorded Investment [Abstract]
With no related allowance:		273	297
Interest Income Recognized [Abstract]
With no related allowance:		13	27
With No Related Allowance [Member] | Consumer Installment
Unpaid Principal Balance [Abstract]
With no related allowance:	10	10	0
Recorded Investment [Abstract]
With no related allowance:	10	10	0
Average Recorded Investment [Abstract]
With no related allowance:		10	0
Interest Income Recognized [Abstract]
With no related allowance:		0	0
With No Related Allowance [Member] | Residential Equity Lines
Unpaid Principal Balance [Abstract]
With no related allowance:	259	259	468
Recorded Investment [Abstract]
With no related allowance:	56	56	92
Average Recorded Investment [Abstract]
With no related allowance:		56	93
Interest Income Recognized [Abstract]
With no related allowance:		0	0
With No Related Allowance [Member] | Residential Single Family
Unpaid Principal Balance [Abstract]
With no related allowance:	4,697	4,697	2,616
Recorded Investment [Abstract]
With no related allowance:	3,886	3,886	2,499
Average Recorded Investment [Abstract]
With no related allowance:		3,919	2,565
Interest Income Recognized [Abstract]
With no related allowance:		44	101
With No Related Allowance [Member] | Residential Multifamily
Unpaid Principal Balance [Abstract]
With no related allowance:	374	374	284
Recorded Investment [Abstract]
With no related allowance:	375	375	286
Average Recorded Investment [Abstract]
With no related allowance:		379	289
Interest Income Recognized [Abstract]
With no related allowance:		10	14
With No Related Allowance [Member] | All Other Loans
Unpaid Principal Balance [Abstract]
With no related allowance:	0	0	0
Recorded Investment [Abstract]
With no related allowance:	0	0	0
Average Recorded Investment [Abstract]
With no related allowance:		0	0
Interest Income Recognized [Abstract]
With no related allowance:		0	0
With An Allowance Recorded [Member]
Unpaid Principal Balance [Abstract]
With an allowance recorded:	3,140	3,140	4,631
Recorded Investment [Abstract]
With an allowance recorded:	3,092	3,092	4,575
Related Allowance	225	225	962
Average Recorded Investment [Abstract]
With an allowance recorded:		3,106	4,721
Interest Income Recognized [Abstract]
With an allowance recorded:		67	212
With An Allowance Recorded [Member] | Commercial - Non Real Estate Commercial And Industrial
Unpaid Principal Balance [Abstract]
With an allowance recorded:	0	0	971
Recorded Investment [Abstract]
With an allowance recorded:	0	0	960
Related Allowance	0	0	650
Average Recorded Investment [Abstract]
With an allowance recorded:		0	1,063
Interest Income Recognized [Abstract]
With an allowance recorded:		0	60
With An Allowance Recorded [Member] | Commercial Real Estate Non-Owner Occupied
Unpaid Principal Balance [Abstract]
With an allowance recorded:	2,401	2,401	2,418
Recorded Investment [Abstract]
With an allowance recorded:	2,409	2,409	2,425
Related Allowance	179	179	193
Average Recorded Investment [Abstract]
With an allowance recorded:		2,419	2,454
Interest Income Recognized [Abstract]
With an allowance recorded:		51	101
With An Allowance Recorded [Member] | Construction And Farmland Commercial
Unpaid Principal Balance [Abstract]
With an allowance recorded:	0	0	0
Recorded Investment [Abstract]
With an allowance recorded:	0	0	0
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
With an allowance recorded:		0	0
Interest Income Recognized [Abstract]
With an allowance recorded:		0	0
With An Allowance Recorded [Member] | Consumer Installment
Unpaid Principal Balance [Abstract]
With an allowance recorded:	0	0	0
Recorded Investment [Abstract]
With an allowance recorded:	0	0	0
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
With an allowance recorded:		0	0
Interest Income Recognized [Abstract]
With an allowance recorded:		0	0
With An Allowance Recorded [Member] | Residential Equity Lines
Unpaid Principal Balance [Abstract]
With an allowance recorded:	0	0	0
Recorded Investment [Abstract]
With an allowance recorded:	0	0	0
Related Allowance	0	0	0
Average Recorded Investment [Abstract]
With an allowance recorded:		0	0
Interest Income Recognized [Abstract]
With an allowance recorded:		0	0
With An Allowance Recorded [Member] | Residential Single Family
Unpaid Principal Balance [Abstract]
With an allowance recorded:	739	739	1,242
Recorded Investment [Abstract]
With an allowance recorded:	683	683	1,190
Related Allowance	46	46	119
Average Recorded Investment [Abstract]
With an allowance recorded:		687	1,204
Interest Income Recognized [Abstract]
With an allowance recorded:		16	51
With An Allowance Recorded [Member] | All Other Loans
Unpaid Principal Balance [Abstract]
With an allowance recorded:	0	0	0
Recorded Investment [Abstract]
With an allowance recorded:	0	0	0
Related Allowance	$ 0	0	0
Average Recorded Investment [Abstract]
With an allowance recorded:		0	0
Interest Income Recognized [Abstract]
With an allowance recorded:		$ 0	$ 0