Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Details Textuals)

v2.4.0.6
Fair Value (Details Textuals) (USD $)
3 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Minimum Percentage Of Defaults Rates On Above 3 Years Issuer Average In Other Than Temporary Impairment Model Assumptions 0.25%  
Maximum Percentage Of Defaults Rates On Above 3 Years Issuer Average In Other Than Temporary Impairment Model Assumptions 5.00%  
Minimum Percentage Of Recovery Assumptions On Other Than Temporary Impairment Model Assumptions 0.00%  
Maximum Percentage Of Recovery Assumptions On Other Than Temporary Impairment Model Assumptions 15.00%  
Available-for-sale Securities, Amortized Cost Basis $ 3,900,000  
Unpaid Principal Balance 20,300,000 21,700,000
Impaired Financing Receivable, Reserve 1,300,000 1,600,000
Impaired Financing Receivable, Fair Value 19,000,000 20,100,000
Other Than Temporary Impairment Additional $ 6,000