Fair Value of Financial Instruments and Fair Value Measurements (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Assets [Abstract]    
Investment Securities Available for Sale $ 274,594,586 $ 263,257,890
Investment Securities Held to Maturity 29,923 37,309
Liabilities [Abstract]    
Discounted rate to account for selling and marketing costs (in hundredths) 10.00%  
Recurring [Member]    
Assets [Abstract]    
Investment Securities Available for Sale 274,594,586 263,257,890
Recurring [Member] | Carrying Amount [Member]    
Assets [Abstract]    
Cash and Short-Term Investments 65,811,000 68,147,000
Investment Securities Available for Sale 274,595,000 263,258,000
Investment Securities Held to Maturity 30,000 37,000
Federal Home Loan Bank Stock 2,831,000 3,164,000
Loans, Net 736,930,000 739,052,000
Bank-Owned Life Insurance 14,531,000 10,165,000
Liabilities [Abstract]    
Deposits 979,303,000 987,529,000
Subordinated Debentures 24,229,000 24,229,000
Other Borrowed Money 40,000,000 40,000,000
Recurring [Member] | Estimated Fair Value [Member]    
Assets [Abstract]    
Cash and Short-Term Investments 65,811,000 68,147,000
Investment Securities Available for Sale 274,595,000 263,258,000
Investment Securities Held to Maturity 30,000 37,000
Federal Home Loan Bank Stock 2,831,000 3,164,000
Loans, Net 738,948,000 741,112,000
Bank-Owned Life Insurance 14,531,000 10,165,000
Liabilities [Abstract]    
Deposits 980,874,000 989,101,000
Subordinated Debentures 24,229,000 24,229,000
Other Borrowed Money 41,962,000 42,074,000
Level 1 [Member] | Recurring [Member]    
Assets [Abstract]    
Cash and Short-Term Investments 65,811,000 68,147,000
Investment Securities Available for Sale 0 0
Investment Securities Held to Maturity 0 0
Federal Home Loan Bank Stock 2,831,000 3,164,000
Loans, Net 0 0
Bank-Owned Life Insurance 14,531,000 10,165,000
Liabilities [Abstract]    
Deposits 551,057,000 526,646,000
Subordinated Debentures 24,229,000 24,229,000
Other Borrowed Money 0 0
Level 2 [Member] | Recurring [Member]    
Assets [Abstract]    
Cash and Short-Term Investments 0 0
Investment Securities Available for Sale 273,646,196 262,316,625
Investment Securities Held to Maturity 30,000 37,000
Federal Home Loan Bank Stock 0 0
Loans, Net 731,170,000 729,436,000
Bank-Owned Life Insurance 0 0
Liabilities [Abstract]    
Deposits 429,817,000 462,455,000
Subordinated Debentures 0 0
Other Borrowed Money 41,962,000 42,074,000
Level 3 [Member] | Recurring [Member]    
Assets [Abstract]    
Cash and Short-Term Investments 0 0
Investment Securities Available for Sale 948,390 941,265
Investment Securities Held to Maturity 0 0
Federal Home Loan Bank Stock 0 0
Loans, Net 7,778,000 11,676,000
Bank-Owned Life Insurance 0 0
Liabilities [Abstract]    
Deposits 0 0
Subordinated Debentures 0 0
Other Borrowed Money $ 0 $ 0