FAIR VALUE - IMPAIRED LOANS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Impaired loans
Carrying amount of loans measured at fair value	$ 32,789		$ 32,789		$ 39,980
Valuation allowance	(5,009)		(5,009)		(5,427)
Nonrecurring basis
Impaired loans
Total fair value	7,164		7,164		9,008
Provision for impairment on loan, lease and other losses
Provision for Impaired Loans Collateral Dependent	(16)	$ 17	(40)	$ 73
Fair Value, Inputs, Level 3 | Nonrecurring basis
Impaired loans
Carrying amount of loans measured at fair value	6,446		6,446		8,162
Estimated selling costs considered in carrying amount	752		752		946
Valuation allowance	(34)		(34)		(100)
Total fair value	$ 7,164		$ 7,164		$ 9,008