INVESTMENT SECURITIES, CONTINUOUS UNREALIZED LOSS POSITION (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	$ 186,285	$ 23,792
Less Than 12 Months, Unrealized Losses	1,548	123
12 Months or More, Fair Value	27,041	102,601
12 Months or More, Unrealized Losses	480	1,883
Investment Securities Held-to-Maturity:
Less Than 12 Months, Fair Value	1,231	8,152
Less Than 12 Months, Unrealized Losses	4	540
12 Months or More, Fair Value	3,426	4,200
12 Months or More, Unrealized Losses	94	155
U.S. Treasury notes
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	32,854	9,141
Less Than 12 Months, Unrealized Losses	75	7
12 Months or More, Fair Value	4,846	8,774
12 Months or More, Unrealized Losses	60	129
U.S. Agency notes
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	104,053	0
Less Than 12 Months, Unrealized Losses	1,000	0
12 Months or More, Fair Value	9,869	65,971
12 Months or More, Unrealized Losses	151	1,212
U.S. Agency mortgage-backed securities
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	19,190	3,795
Less Than 12 Months, Unrealized Losses	256	2
12 Months or More, Fair Value	4,068	11,456
12 Months or More, Unrealized Losses	148	217
Nontaxable Municipal Securities
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	13,124	7,211
Less Than 12 Months, Unrealized Losses	74	58
12 Months or More, Fair Value	7,037	11,419
12 Months or More, Unrealized Losses	60	246
Investment Securities Held-to-Maturity:
Less Than 12 Months, Fair Value	832	8,152
Less Than 12 Months, Unrealized Losses	3	540
12 Months or More, Fair Value	3,426	4,200
12 Months or More, Unrealized Losses	94	155
Taxable Municipal Securities
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	15,601	3,117
Less Than 12 Months, Unrealized Losses	114	15
12 Months or More, Fair Value	880	3,668
12 Months or More, Unrealized Losses	20	60
Investment Securities Held-to-Maturity:
Less Than 12 Months, Fair Value	399
Less Than 12 Months, Unrealized Losses	1
12 Months or More, Fair Value	0
12 Months or More, Unrealized Losses	0
Mutual funds
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	1,215	281
Less Than 12 Months, Unrealized Losses	17	12
12 Months or More, Fair Value	268	1,190
12 Months or More, Unrealized Losses	34	10
Trust preferred securities
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value		50
Less Than 12 Months, Unrealized Losses		0
12 Months or More, Fair Value		0
12 Months or More, Unrealized Losses		0
Equity securities
Investment Securities Available-for-Sale:
Less Than 12 Months, Fair Value	248	197
Less Than 12 Months, Unrealized Losses	12	29
12 Months or More, Fair Value	73	123
12 Months or More, Unrealized Losses	$ 7	$ 9