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Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Cash reserve deposit 7,273us-gaap_CashReserveDepositRequiredAndMade $ 7,431us-gaap_CashReserveDepositRequiredAndMade
Minimum    
Finite-lived intangible asset, useful life 6 years  
Maximum    
Finite-lived intangible asset, useful life 10 years  
Building | Minimum    
Premises, furniture, and equipment, useful life 10 years  
Building | Maximum    
Premises, furniture, and equipment, useful life 40 years  
Furniture and Fixtures | Minimum    
Premises, furniture, and equipment, useful life 3 years  
Furniture and Fixtures | Maximum    
Premises, furniture, and equipment, useful life 10 years