DERIVATIVES DERIVATIVES - Disclosure by Type of Financial Instrument (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Derivatives, Fair Value [Line Items]
Gross amounts of recognized liabilities	$ 13,463	$ 14,431
Derivative Liability, Fair Value, Gross Asset	(12,430)	(10,196)
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	1,033	4,235
Fair Value Hedges | Pay fixed interest rate swaps with counterparty | Accrued interest and other liabilities
Derivatives, Fair Value [Line Items]
Gross amounts of recognized liabilities	676	865
Derivative Liability, Fair Value, Gross Asset	0	(663)
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	676	202
Fair Value Hedges | Matched interest rate swaps | Accrued interest and other liabilities
Derivatives, Fair Value [Line Items]
Gross amounts of recognized liabilities	12,787	13,566
Derivative Liability, Fair Value, Gross Asset	(12,430)	(9,533)
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	$ 357	$ 4,033