Income Taxes - (Details Textual) - USD ($)	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016	Jul. 01, 2015
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards, valuation allowance	$ 0	$ 0	$ 0
Heritage Financial Group
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards, valuation allowance	0	$ 0	$ 0
Federal | Heritage Financial Group
Operating Loss Carryforwards [Line Items]
Net operating loss carryfowards	6,719,000			$ 18,321,000
State | Heritage Financial Group
Operating Loss Carryforwards [Line Items]
Net operating loss carryfowards	$ 10,835,000			$ 17,168,000