SECURITIES (Textual) (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2016 USD ($) security	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($) security
Trading Securities [Abstract]
Trading Securities, Sale Proceeds	$ 0	$ 2,290,000	$ 2,290,000
Trading Securities, Realized Gain (Loss)	0		(642,000)
Trading Securities, OTTI (Recovery) Charges	$ 0		$ 0
Trading Securities, Number of Securities on Nonaccrual Status | security	0		0
Trading Securities, Unrealized Holding Gain	$ 49,000
Available-for-sale Securities [Abstract]
Available-for-sale Securities, Number of Securities in Unrealized Loss Position | security	85		242
Available-for-sale Securities, Sale Proceeds	$ 30,600,000		$ 22,300,000
Available-for-sale Securities, Gross Realized Gain (Loss)	21,000		103,000
Available-for-sale Securities, OTTI Charges	$ 0		$ 0
Available-for-sale Securities, Number of Securities in Nonaccrual Status | security	0		0
Held-to-maturity Securities [Abstract]
Held-to-maturity Securities, Number of Securities in Unrealized Loss Position | security	7		32
Held-to-maturity Securities, Number of Securities Sold | security	0		0
Held-to-maturity Securities, Sale Proceeds	$ 0
Held-to-maturity Securities, OTTI Charges	$ 0		$ 0
Held-to-maturity Securities, Number of Securities in Nonaccrual Status | security	0		0