Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Modifications [Line Items]
Gains on sale of loans	$ 7,744,000	$ 8,562,000	$ 6,523,000
Provision for loan recourse	0
Aggregate mortgage loan amount	10,581,000
Loans held for sale	8,371,000
Loan commitments to third party investors	18,952,000
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Loan non accrual period	90 days
Loan accrual period	90 days
Letters of credit outstanding	50,247,000	64,110,000
Real estate acquired in settlement of loans [Abstract]
Valuation allowance	3,089,000
Income taxes [Abstract]
Income tax benefit percentage realized on examination (in hundredths)	50.00%
Consolidated statements of cash flows [Abstract]
Interest paid	4,244,000	5,678,000	8,158,000
Income tax paid	0	0	0
Comprehensive income [Abstract]
Unrealized gains on securities available for sale	3,752,451	72,222
Unfunded pension liability	85,747	94,327
Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration term of option	10 years
Option expiry period	3 years
Stock Incentive Plan 2000 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	555,000
Share based compensation arrangement by share based payment award number of shares authorized before amendment (in shares)	255,000
Stock option and award granted (in shares)	297,303
Building and Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful Life	39 years
Standby letters of credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Letters of credit outstanding	$ 2,192,000	$ 3,314,000
Minimum [Member]
Financing Receivable, Modifications [Line Items]
Period from issuance and closing	30 days
Property, Plant and Equipment [Line Items]
Estimated useful Life	3 years
Maximum [Member]
Financing Receivable, Modifications [Line Items]
Period from issuance and closing	45 days
Property, Plant and Equipment [Line Items]
Estimated useful Life	7 years