Fair Value Measurements (Company's Financial Instruments) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Securities	$ 102,111	$ 102,754
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and short-term investments	17,686	48,690
Securities	1,150	2,198
Restricted Investments
Loans, net
Accrued interest receivable
Deposits
Federal funds purchased and securities sold under agreements to repurchase
Federal Home Loan Bank advances
Trust preferred capital notes
Accrued interest payable
Interest rate swap contract
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and short-term investments	0	0
Securities	100,961	100,556
Restricted Investments	2,642	2,777
Loans, net	438,498	423,367
Accrued interest receivable	1,798	1,899
Deposits	475,096	478,294
Federal funds purchased and securities sold under agreements to repurchase	0	10,042
Federal Home Loan Bank advances	32,918	33,188
Trust preferred capital notes	7,217	7,217
Accrued interest payable	200	285
Interest rate swap contract	470	635
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and short-term investments
Securities
Restricted Investments
Loans, net	1,518	1,321
Accrued interest receivable
Deposits
Federal funds purchased and securities sold under agreements to repurchase
Federal Home Loan Bank advances
Trust preferred capital notes
Accrued interest payable
Interest rate swap contract
Carrying Amount [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and short-term investments	17,686	48,690
Securities	102,111	102,754
Restricted Investments	2,642	2,777
Loans, net	431,346	411,520
Accrued interest receivable	1,798	1,899
Deposits	474,527	477,101
Federal funds purchased and securities sold under agreements to repurchase	0	10,000
Federal Home Loan Bank advances	32,250	32,250
Trust preferred capital notes	7,217	7,217
Accrued interest payable	200	285
Interest rate swap contract	470	635
Fair Value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and short-term investments	17,686	48,690
Securities	102,111	102,754
Restricted Investments	2,642	2,777
Loans, net	440,016	424,688
Accrued interest receivable	1,798	1,899
Deposits	475,096	478,294
Federal funds purchased and securities sold under agreements to repurchase	0	10,042
Federal Home Loan Bank advances	32,918	33,188
Trust preferred capital notes	7,217	7,217
Accrued interest payable	200	285
Interest rate swap contract	$ 470	$ 635