PENDING MERGER (Details Textual) - Jacksonville Bancorp, Inc [Member] $ in Millions	9 Months Ended
Sep. 30, 2015 USD ($)
Business Acquisition [Line Items]
Description of merger agreement	Under the terms of the Merger Agreement, JAXB shareholders will receive either 0.5861 shares of Ameris common stock or $16.50 in cash for each share of JAXB common stock or nonvoting common stock they hold, subject to the total consideration being allocated 75% stock and 25% cash.
Reported assets	$ 505.3
Gross loans	399.5
Deposits	$ 433.0

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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