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Income Taxes (Details Textual) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Jul. 01, 2015
Dec. 31, 2014
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards allowance $ 0 $ 0    
Accrued interest and penalties related to unrecognized tax benefits 169,000 $ 125,000   $ 686,000
Heritage Financial Group | Federal        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards 6,883,000   $ 18,321,000  
Heritage Financial Group | State        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards $ 11,412,000   $ 17,168,000