FAIR VALUE MEASUREMENTS (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Changes in Level 3 assets that were measured at fair value on a recurring basis
Paydown of trading account security			$ 1,008	$ 739
Forward Commitments
Changes in Level 3 assets that were measured at fair value on a recurring basis
Unrealized gains (losses) relating to instruments still held at the end of the period	(163)	1,403	(163)	1,403
Liabilities
Balance at the beginning of the period	(96)	(517)	19	(1,055)
Unrealized (loss) gain recognized in other non-interest income	67	1,920	182	2,458
Balance at the end of the period	(163)	1,403	(163)	1,403
Trading Security
Changes in Level 3 assets and liabilities that were measured at fair value on a recurring basis
Number of securities in the portfolio			1
Changes in Level 3 assets that were measured at fair value on a recurring basis
Balance at the beginning of the period	14,923	16,485	14,840	16,893
Unrealized (loss) gain, net recognized in other non-interest income	181	(793)	399	(1,073)
Paydown of trading account security	(133)	(128)	(268)	(256)
Balance at the end of the period	14,971	15,564	14,971	15,564
Unrealized gains (losses) relating to instruments still held at the end of the period	2,144	2,211	2,144	2,211
Securities Available for Sale
Changes in Level 3 assets that were measured at fair value on a recurring basis
Balance at the beginning of the period	2,046	1,668	1,964	885
Greenpark Acquisition				770
Unrealized gain included in accumulated other comprehensive loss	171	151	253	164
Balance at the end of the period	2,217	1,819	2,217	1,819
Unrealized gains (losses) relating to instruments still held at the end of the period	(1,118)	(1,554)	(1,118)	(1,554)
Securities Available for Sale | Pooled trust preferred security
Changes in Level 3 assets and liabilities that were measured at fair value on a recurring basis
Number of securities in the portfolio			1
Securities Available for Sale | Privately owned equity security
Changes in Level 3 assets and liabilities that were measured at fair value on a recurring basis
Number of securities in the portfolio			1
Interest Rate Lock Commitments
Changes in Level 3 assets that were measured at fair value on a recurring basis
Balance at the beginning of the period	377	2,758	258	6,258
Unrealized (loss) gain, net recognized in other non-interest income	1,075	(699)	1,794	3,300
Transfers to held for sale loans	(792)	(3,566)	(1,392)	(11,065)
Balance at the end of the period	660	(1,507)	660	(1,507)
Unrealized gains (losses) relating to instruments still held at the end of the period	$ 660	$ (1,507)	$ 660	$ (1,507)