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Summary of Significant Accounting Policies (Narrative) (Details) (USD $)
12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2013
trust
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2013
Land and Building [Member]
Dec. 31, 2013
Minimum [Member]
Equipment [Member]
Dec. 31, 2013
Maximum [Member]
Equipment [Member]
Dec. 31, 2013
Investment in Federal Home Loan Bank Stock [Member]
Dec. 31, 2012
Investment in Federal Home Loan Bank Stock [Member]
Dec. 31, 2013
2013 Stock Incentive Plan [Member]
Apr. 16, 2013
2013 Stock Incentive Plan [Member]
Dec. 31, 2013
2013 Stock Incentive Plan [Member]
Minimum [Member]
Dec. 31, 2013
2013 Stock Incentive Plan [Member]
Maximum [Member]
Property, Plant and Equipment [Line Items]                        
Shares of common stock for issuance under the plan                   4,000,000    
Share-based compensation award, vesting period                     3 years 5 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Expiration Period                 10 years      
Stock options granted 0                      
Number Of Wholly Owned Trusts 15                      
Cash And Cash Equivalents General Maturity 90 days                      
Unallocated Allowance Maximum Amount 5.00%                      
Concentration risk, percentage 74.00% 79.00%                    
Federal Home Loan Bank Stock $ 30,685,000 $ 33,443,000         $ 29,400,000 $ 32,200,000        
Federal home loan bank stock, minimum investment             13,500,000          
Property, Plant and Equipment, Useful Life       39 years 3 years 10 years            
Carrying value of Small Business Administration and Department of Agriculture servicing rights 610,000 498,000                    
Impairment charges related to SBA/USDA servicing assets $ 0 $ 0 $ 0