Loans (Schedule of the Activity Regarding TDRs by Loan Type) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2018
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	$ 27,473	$ 28,363
Additions	898	962
Charge-offs	(55)	(55)
Net (paydowns) advances	(489)	(1,443)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	27,827	27,827
Allowance related to troubled debt restructurings	878	878
Land and Land Improvements [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	2,968	3,043
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	(20)	(95)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	2,948	2,948
Allowance related to troubled debt restructurings	430	430
Construction [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	0	0
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	0	0
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	0	0
Allowance related to troubled debt restructurings	0	0
Commercial [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	142	412
Additions	157	157
Charge-offs	0	0
Net (paydowns) advances	(6)	(276)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	293	293
Allowance related to troubled debt restructurings	0	0
Owner Occupied [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	9,474	9,545
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	(41)	(112)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	9,433	9,433
Allowance related to troubled debt restructurings	161	161
Non-Owner Occupied [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	5,478	5,234
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	(172)	72
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	5,306	5,306
Allowance related to troubled debt restructurings	14	14
Non-Jumbo [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	4,519	5,195
Additions	741	805
Charge-offs	(55)	(55)
Net (paydowns) advances	(233)	(973)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	4,972	4,972
Allowance related to troubled debt restructurings	165	165
Jumbo [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	4,354	4,393
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	(15)	(54)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	4,339	4,339
Allowance related to troubled debt restructurings	108	108
Home Equity Line of Credit [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	523	523
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	0	0
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	523	523
Allowance related to troubled debt restructurings	0	0
Mortgage Warehouse Lines [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	0	0
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	0	0
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	0	0
Allowance related to troubled debt restructurings	0	0
Consumer Portfolio Segment [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	15	18
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	(2)	(5)
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	13	13
Allowance related to troubled debt restructurings	0	0
Other Loans [Member]
Troubled Debt Restructurings [Roll Forward]
Troubled debt restructurings, beginning balance	0	0
Additions	0	0
Charge-offs	0	0
Net (paydowns) advances	0	0
Transfer into foreclosed properties	0	0
Refinance out of TDR status	0	0
Troubled debt restructurings, ending balance	0	0
Allowance related to troubled debt restructurings	$ 0	$ 0