Fair Value Measurements and Fair Value of Financial Instruments (Details) - Schedule of Fair Value Hierarchy (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Financial assets
Cash and due from banks, Carrying Amount	$ 92,617	$ 82,692
Cash and due from banks, Fair Value	92,617	82,692
Investment securities available-for-sale, Carrying Amount	266,959	323,070
Investment securities: Available-for-sale, Fair Value	266,959	323,070
Investment securities held-to-maturity, Carrying Amount	218,159	215,286
Investment securities held-to-maturity, Fair Value	222,503	210,958
Restricted investment in bank stocks, Carrying Amount	11,289	8,986
Restricted investment in bank stocks, Fair Value
Net Loans, Carrying Amount	995,431	950,610
Net Loans, Fair Value	992,632	948,606
Accrued interest receivable, Carrying Amount	6,414	6,802
Accrued interest receivable, Fair Value	6,414	6,802
Financial liabilities
Non interest-bearing deposits, Carrying Amount	238,138	227,370
Non interest-bearing deposits, Fair Value	238,138	227,370
Interest-bearing deposits, Carrying Amount	1,036,482	1,114,635
Interest-bearing deposits, Fair Value	1,043,230	1,115,781
Long-term borrowings, Carrying Amount	196,000	146,000
Long-term borrowings, Fair Value	209,075	157,440
Subordinated debentures, Carrying Amount	5,155	5,155
Subordinated debentures, Fair Value	4,923	5,143
Accrued interest payable, Carrying Amount	998	963
Accrued interest payable, Fair Value	998	963
Fair Value, Inputs, Level 1 [Member]
Financial assets
Cash and due from banks, Fair Value	92,617	82,692
Investment securities: Available-for-sale, Fair Value	15,897	19,530
Investment securities held-to-maturity, Fair Value	28,416	27,037
Restricted investment in bank stocks, Fair Value
Accrued interest receivable, Fair Value	89	102
Financial liabilities
Non interest-bearing deposits, Fair Value	238,138	227,370
Fair Value, Inputs, Level 2 [Member]
Financial assets
Investment securities: Available-for-sale, Fair Value	251,062	303,540
Investment securities held-to-maturity, Fair Value	175,210	164,940
Restricted investment in bank stocks, Fair Value
Accrued interest receivable, Fair Value	3,568	4,034
Financial liabilities
Interest-bearing deposits, Fair Value	1,043,230	1,115,781
Long-term borrowings, Fair Value	209,075	157,440
Subordinated debentures, Fair Value	4,923	5,143
Accrued interest payable, Fair Value	998	963
Fair Value, Inputs, Level 3 [Member]
Financial assets
Investment securities held-to-maturity, Fair Value	18,877	18,981
Restricted investment in bank stocks, Fair Value
Net Loans, Fair Value	992,632	948,606
Accrued interest receivable, Fair Value	$ 2,757	$ 2,666