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Subordinated Debentures - Narrative (Details) - USD ($)
 3 Months Ended
Mar. 31, 2016
Dec. 31, 2015
Subordinated Borrowing [Line Items]    
Right to defer consecutive payments of interest, maximum term 5 years  
Other assets    
Subordinated Borrowing [Line Items]    
Investment in common trust securities $ 1,500,000 $ 1,500,000
Trust Preferred Securities Subject to Mandatory Redemption    
Subordinated Borrowing [Line Items]    
Trust Preferred Security Amount $ 46,000,000  
Percent included in tier one capital, maximum 25.00%  
Excess of percent threshold included in tier two capital 25.00%