Subsequent Events	9 Months Ended
Sep. 30, 2016
Subsequent Events [Abstract]
Subsequent Events	Note 15 – Subsequent Events On July 12, 2016, Horizon announced the acquisition of CNB Bancorp, parent company of The Central National Bank and Trust Company (“Central National Bank & Trust”). Under the terms of the Merger Agreement, stockholders of CNB Bancorp will receive cash consideration consisting of a special dividend calculated as capital in excess of 8% of CNB Bancorp’s total assets, less certain after tax transaction costs, and an amount to be paid by Horizon equal to 120% of remaining capital. These amounts will be determined as of the end of the month prior to the closing of the merger. These amounts are dependent on CNB Bancorp’s earnings and other factors, but if the cash consideration for the stockholders were calculated based on the March 31, 2016 financial information available at the time of signing the Merger Agreement, the stockholders would receive, in the aggregate, a $6.7 million special dividend and a $5.3 million payment from Horizon. As of September 30, 2016, CNB Bancorp had total assets of approximately $56.4 million. Horizon anticipates closing the acquisition in early November 2016. On October 4, 2016, Horizon announced the signing of a definitive agreement to purchase certain loans and substantially all of the deposits of a single branch located at 42 S. State Road 135, Bargersville, Indiana and owned by First Farmers Bank & Trust Co., an Indiana state chartered bank (“First Farmers”) and wholly owned subsidiary of First Farmers Financial Corporation, headquartered in Converse, Indiana. Under the terms of the agreement, Horizon anticipates purchasing approximately $5.0 million dollars in loans and assuming approximately $15 million in deposits. The loans to be purchased are subject to review and acceptance by Horizon prior to closing. Horizon will not be purchasing fixed assets or assuming the underlying lease for the First Farmers branch.

Note 15 – Subsequent Events

On July 12, 2016, Horizon announced the acquisition of CNB Bancorp, parent company of The Central National Bank and Trust Company (“Central National Bank & Trust”). Under the terms of the Merger Agreement, stockholders of CNB Bancorp will receive cash consideration consisting of a special dividend calculated as capital in excess of 8% of CNB Bancorp’s total assets, less certain after tax transaction costs, and an amount to be paid by Horizon equal to 120% of remaining capital. These amounts will be determined as of the end of the month prior to the closing of the merger. These amounts are dependent on CNB Bancorp’s earnings and other factors, but if the cash consideration for the stockholders were calculated based on the March 31, 2016 financial information available at the time of signing the Merger Agreement, the stockholders would receive, in the aggregate, a $6.7 million special dividend and a $5.3 million payment from Horizon. As of September 30, 2016, CNB Bancorp had total assets of approximately $56.4 million. Horizon anticipates closing the acquisition in early November 2016.

On October 4, 2016, Horizon announced the signing of a definitive agreement to purchase certain loans and substantially all of the deposits of a single branch located at 42 S. State Road 135, Bargersville, Indiana and owned by First Farmers Bank & Trust Co., an Indiana state chartered bank (“First Farmers”) and wholly owned subsidiary of First Farmers Financial Corporation, headquartered in Converse, Indiana. Under the terms of the agreement, Horizon anticipates purchasing approximately $5.0 million dollars in loans and assuming approximately $15 million in deposits. The loans to be purchased are subject to review and acceptance by Horizon prior to closing. Horizon will not be purchasing fixed assets or assuming the underlying lease for the First Farmers branch.