NATURE OF OPERATIONS (Details) $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($) RetailBranch Subsidiary Trust
NATURE OF OPERATIONS [Abstract]
Trust preferred securities issued	$ 72.2
Interest rate	7.00%
Trust preferred securities outstanding	$ 70.7
Number of retail banking offices | RetailBranch	27
Number of active subsidiaries | Subsidiary	4
Number of real estate investment trusts | Trust	2