INVESTMENT SECURITIES (Narrative) (Details) - USD ($)		3 Months Ended	6 Months Ended		12 Months Ended
	Dec. 04, 2015	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Tax benefit (provision) related to net realized gains and losses					$ 3,185,000	$ 3,532,000	$ 5,062,000
Carrying value of securities pledged			$ 315,530,000		335,810,000	315,530,000
Securities classified as trading			0		0	0
Securities available for sale, at fair value			203,473,000		283,454,000	203,473,000
Securities held to maturity, fair value			139,171,000		120,093,000	139,171,000
Securities transferred from available-for-sale to held-to-maturity category, amortized cost						12,626,000	152,887,000
Securities transferred from available-for-sale to held-to-maturity category, unrealized holding gain						8,000	(3,533,000)
Securities transferred from available-for-sale to held-to-maturity category, remaining unamortized loss, net of tax					1,308,000	(1,705,000)	6,311,000
Available for Sale, Fair Value			203,473,000		283,454,000	203,473,000
Transferred From Available-For-Sale to Held-To-Maturity [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities transferred from available-for-sale to held-to-maturity category, amortized cost		$ 12,630,000		$ 152,890,000
Securities transferred from available-for-sale to held-to-maturity category, fair value		12,640,000		$ 147,450,000
Securities transferred from available-for-sale to held-to-maturity category, unrealized holding gain			$ 3,530,000				(3,533,000)
Securities transferred from available-for-sale to held-to-maturity category, remaining unamortized loss					3,550,000
Securities transferred from available-for-sale to held-to-maturity category, remaining unamortized loss, net of tax					2,300,000		3,296,000
Available-For-Sale [Member]
Schedule of Available-for-sale Securities [Line Items]
Tax benefit (provision) related to net realized gains and losses						(38,000)	4,000
Parent Company [Member]
Schedule of Available-for-sale Securities [Line Items]
Tax benefit (provision) related to net realized gains and losses					(926,000)	(459,000)	(468,000)
Unrealized Gains (Losses) on Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Tax benefit (provision) related to net realized gains and losses						(38,000)	(62,000)
Securities transferred from available-for-sale to held-to-maturity category, unrealized holding gain							3,533,000
Securities transferred from available-for-sale to held-to-maturity category, remaining unamortized loss, net of tax							$ 6,195,000
Unrealized Gains (Losses) on Securities [Member] | Transferred From Available-For-Sale to Held-To-Maturity [Member]
Schedule of Available-for-sale Securities [Line Items]
Securities transferred from available-for-sale to held-to-maturity category, unrealized holding gain		$ 8,000				8,000
Securities transferred from available-for-sale to held-to-maturity category, remaining unamortized loss, net of tax					$ 519,000	$ (480,000)
NUVO Bank & Trust Company
Schedule of Available-for-sale Securities [Line Items]
Investments	$ 4,344,000
Yield (in percentage)	196.00%