Fair Value of Financial Instruments - Balance Sheet Grouping (Details) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Financial Assets [Abstract]
Investment securities available-for-sale ("AFS")	$ 281,108,000	$ 308,727,000
Quoted Prices in Active Markets for Identical Assets Level 1 [Member]
Financial Assets [Abstract]
Cash and cash equivalents	28,132,000	16,844,000
Investment securities available-for-sale ("AFS")	51,000	49,000
Financial Liabilities [Abstract]
Short-term borrowings		10,000,000
Significant Other Observable Inputs Level 2 [Member]
Financial Assets [Abstract]
Investment securities available-for-sale ("AFS")	276,438,000	304,053,000
Accrued interest receivable	6,195,000	7,054,000
Financial Liabilities [Abstract]
Demand deposits	62,927,000	60,473,000
NOW and money markets	217,191,000	210,053,000
Savings	19,717,000	17,593,000
Time deposits	225,211,000	239,102,000
Long-term borrowings	94,478,000	94,896,000
Subordinated debt	23,417,000	26,000,000
Accrued interest payable	1,923,000	965,000
Significant Unobservable Inputs Level 3 [Member]
Financial Assets [Abstract]
Investment securities available-for-sale ("AFS")	4,619,000	4,625,000
Other investment	2,250,000	2,250,000
Federal Home Loan Bank stock	3,878,000	4,204,000
Loans held for sale	1,396,000	1,446,000
Loans, net	364,600,000	349,336,000
Carrying Amount [Member]
Financial Assets [Abstract]
Cash and cash equivalents	28,132,000	16,844,000
Investment securities available-for-sale ("AFS")	281,108,000	308,727,000
Other investment	2,250,000	2,250,000
Federal Home Loan Bank stock	3,878,000	4,204,000
Loans held for sale	1,396,000	1,446,000
Loans, net	366,222,000	352,810,000
Accrued interest receivable	6,195,000	7,054,000
Financial Liabilities [Abstract]
Demand deposits	62,927,000	60,473,000
NOW and money markets	217,191,000	210,053,000
Savings	19,717,000	17,593,000
Time deposits	227,082,000	240,845,000
Short-term borrowings		10,000,000
Long-term borrowings	97,654,000	97,881,000
Subordinated debt	25,774,000	25,774,000
Accrued interest payable	1,923,000	965,000
Estimated Fair Value [Member]
Financial Assets [Abstract]
Cash and cash equivalents	28,132,000	16,844,000
Investment securities available-for-sale ("AFS")	281,108,000	308,727,000
Other investment	2,250,000	2,250,000
Federal Home Loan Bank stock	3,878,000	4,204,000
Loans held for sale	1,396,000	1,446,000
Loans, net	364,600,000	349,336,000
Accrued interest receivable	6,195,000	7,054,000
Financial Liabilities [Abstract]
Demand deposits	62,927,000	60,473,000
NOW and money markets	217,191,000	210,053,000
Savings	19,717,000	17,593,000
Time deposits	225,211,000	239,102,000
Short-term borrowings		10,000,000
Long-term borrowings	94,478,000	94,896,000
Subordinated debt	23,417,000	26,000,000
Accrued interest payable	$ 1,923,000	$ 965,000