Fair Value - Assets Measured at Fair Value on a Non-Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans $ 6,103 $ 9,303
Other real estate owned, net 9,755 10,256
Fair Value, Measurements, Nonrecurring | Construction, Land & Development    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other real estate owned, net 3,585 2,823
Fair Value, Measurements, Nonrecurring | Construction, Land & Development | Construction, Land & Development    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans 151  
Fair Value, Measurements, Nonrecurring | Commercial RE | Owner occupied    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   184
Other real estate owned, net 455 488
Fair Value, Measurements, Nonrecurring | Commercial RE | Non-owner occupied    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   542
Other real estate owned, net 1,461 1,111
Fair Value, Measurements, Nonrecurring | 1-4 Family Residential | Senior Lien    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   201
Other real estate owned, net 169 47
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) | Construction, Land & Development    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Other real estate owned, net 3,585 2,823
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) | Construction, Land & Development | Construction, Land & Development    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans 151  
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial RE | Owner occupied    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   184
Other real estate owned, net 455 488
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) | Commercial RE | Non-owner occupied    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   542
Other real estate owned, net 1,461 1,111
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) | 1-4 Family Residential | Senior Lien    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Impaired loans   201
Other real estate owned, net $ 169 $ 47