Borrowed Funds - Schedule of Short-Term Borrowings (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Short-term Debt [Line Items]
Balance at year end	$ 39,191,902.000	$ 39,549,510.000
Various Correspondent Banks
Short-term Debt [Line Items]
Unused lines of credit	57,300,000
Short-term borrowings excluding FHLB advances
Short-term Debt [Line Items]
Balance at year end	39,191,902	38,809,942
Overnight borrowings from the Federal Reserve Bank
Short-term Debt [Line Items]
Balance at year end	0	945,844
Weight average interest rate at year end	0.00%	0.00%
Maximum amount outstanding at any month-end	0	1,135,139
Average Daily balance outstanding during year	6,225	1,003,514
Average annual interest rate paid	0.00%	0.00%
Overnight borrowings from the Federal Reserve Bank | Federal Funds Rate
Short-term Debt [Line Items]
Debt instrument, basis spread on variable rate	0.50%
Securities sold under agreement to repurchase
Short-term Debt [Line Items]
Balance at year end	39,191,902	37,864,098
Weight average interest rate at year end	0.84%	0.84%
Maximum amount outstanding at any month-end	39,191,903	47,868,704
Average Daily balance outstanding during year	36,449,509	38,175,000
Average annual interest rate paid	0.79%	0.76%
Federal funds purchased
Short-term Debt [Line Items]
Balance at year end	0	0
Weight average interest rate at year end	0.00%	0.00%
Maximum amount outstanding at any month-end	0	0
Average Daily balance outstanding during year	13,790	5,069
Average annual interest rate paid	0.61%	0.92%
Federal Home Loan Bank Advances
Short-term Debt [Line Items]
Balance at year end	$ 0	$ 1,000,000
Interest Rate		3.90%