Fair Value (Required Financial Disclosures About Fair Value Of Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities held to maturity	$ 26,381	$ 26,181
Securities available for sale, at fair value	169,280	182,912
Mortgage servicing rights	845	841	906	967
Other real estate owned, net	4,195	4,266	5,479
Accrued interest receivable	2,957	2,559
Carrying Amount [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash	47,159	60,189
Federal funds sold	1,640	1,176
Securities held to maturity	25,581	25,612
Securities available for sale, at fair value	169,280	182,912
Loans held for sale	1,486	1,290
Loans, net	665,270	672,306
Federal Home Loan Bank stock	4,238	4,238
Mortgage servicing rights	845	841
Other real estate owned, net	4,195	4,266
Accrued interest receivable	2,957	2,559
Deposits	761,452	765,542
Federal Home Loan Bank advances	43,640	60,455
Repurchase agreements	51,157	64,869
Subordinated debentures	16,100	16,100
Convertible promissory notes	1,075	1,650
Accrued interest payable	316	283
Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash	47,159	60,189
Federal funds sold	1,640	1,176
Securities held to maturity	26,381	26,181
Securities available for sale, at fair value	169,280	182,912
Loans held for sale	1,513	1,314
Loans, net	658,347	675,481
Federal Home Loan Bank stock	4,238	4,238
Mortgage servicing rights	845	841
Other real estate owned, net	4,195	4,266
Accrued interest receivable	2,957	2,559
Deposits	761,425	765,370
Federal Home Loan Bank advances	43,423	60,475
Repurchase agreements	45,275	64,869
Subordinated debentures	16,100	16,100
Convertible promissory notes	1,070	1,642
Accrued interest payable	$ 316	$ 283