Fair Value Measurements (Details 2) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Financial assets:
Loans held for sale	$ 0	$ 109,800
Carrying Amount [Member]
Financial assets:
Cash and cash equivalents	23,941,000	15,877,000
Investment securities	175,853,000	178,208,000
Loans held for sale		110,000
Loans	100,806,000	97,206,000
Bank owned life insurance	3,651,000	3,625,000
Accrued interest receivable	1,169,000	1,128,000
Financial liabilities:
Deposits	250,902,000	246,462,000
Federal funds purchased and repurchase agreements	18,155,000	18,767,000
Federal Home Loan Bank borrowings	3,584,000	3,606,000
Accrued interest payable	144,000	163,000
Fair Value [Member]
Financial assets:
Cash and cash equivalents	23,941,000	15,877,000
Investment securities	175,853,000	178,208,000
Loans held for sale		110,000
Loans	101,645,000	98,303,000
Bank owned life insurance	3,651,000	3,625,000
Accrued interest receivable	1,169,000	1,128,000
Financial liabilities:
Deposits	238,053,000	235,036,000
Federal funds purchased and repurchase agreements	18,155,000	18,767,000
Federal Home Loan Bank borrowings	4,136,000	4,199,000
Accrued interest payable	144,000	163,000
Level I [Member]
Financial assets:
Cash and cash equivalents	23,941,000
Investment securities	215,000
Loans held for sale
Bank owned life insurance	3,651,000
Accrued interest receivable	1,169,000
Financial liabilities:
Deposits	167,763,000
Federal funds purchased and repurchase agreements	18,155,000
Accrued interest payable	144,000
Level II [Member]
Financial assets:
Investment securities	175,638,000
Loans held for sale
Financial liabilities:
Deposits	70,290,000
Federal Home Loan Bank borrowings	4,136,000
Level III [Member]
Financial assets:
Loans held for sale
Loans	$ 101,645,000