INTEREST-BEARING DEPOSITS AND SECURITIES (Textual) (Details) (USD $)	9 Months Ended
	Sep. 30, 2013 security	Sep. 30, 2012 security	Dec. 31, 2012 security
Trading Securities [Abstract]
Trading Securities, Number of Securities Sold	40	3
Trading Securities, Sold	$ 29,351,000	$ 2,170,000
Trading Securities, Realized Gain	1,545,000	10,000
Trading Securities, Realized Gain, Recoveries	(1,000,000)
Trading Securities, OTTI (Recovery) Charges	(409,000)	409,000
Trading Securities, Number of Securities in Nonaccrual Status	0	0
Available-for-sale Securities [Abstract]
Available-for-sale Securities, Number of Securities Sold	35	3
Available-for-sale Securities, Sale Proceeds	103,300,000	13,300,000
Available-for-sale Securities, Gross Realized Gain (Loss)	(116,000)	38,000
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	124		52
Held-to-maturity Securities [Abstract]
Held-to-maturity Securities, Number of Securities Sold	0	0
Held-to-maturity Securities, OTTI Charges	$ 0	$ 0
Held-to-maturity Securities, Number of Securities in Nonaccrual Status	0	0
Held-to-maturity, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions	32		5