DERIVATIVE FINANCIAL INSTRUMENTS AND BALANCE SHEET OFFSETTING (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Designated as Hedging Instrument
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	$ (1,668)	$ (1,481)	$ 4,082	$ (6,196)
Designated as Hedging Instrument | Interest rate swaps | Interest Expense
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	(1,668)	(1,481)	4,082	(6,919)
Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	(293)	1,841	(3,931)	3,403
Not Designated as Hedging Instrument | Foreign exchange options | Noninterest Income
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	37	234	91	472
Not Designated as Hedging Instrument | Foreign exchange options | Noninterest Expense
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	(5)	7	(2)	13
Not Designated as Hedging Instrument | Interest rate swaps and caps | Noninterest Income
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	272	(968)	(794)	1,112
Not Designated as Hedging Instrument | Foreign exchange contracts | Noninterest Income
Derivative Instruments, Gain (Loss)
Net (losses) gains on derivative instruments	$ (597)	$ 2,568	$ (3,226)	$ 1,806