DERIVATIVE FINANCIAL INSTRUMENTS, Gains (Losses) On Derivative Instruments (Details) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Interest Rate Swaps [Member] | Designated as Hedging Instrument [Member] | Interest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	$ 1,740	$ 0	$ 2,958	$ 0
Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	1,740	0	2,958	0
Foreign Exchange Options [Member] | Not Designated as Hedging Instrument [Member] | Noninterest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	(51)	0	(1)	0
Foreign Exchange Options [Member] | Not Designated as Hedging Instrument [Member] | Noninterest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	(211)	533	(221)	747
Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member] | Noninterest Income [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	(832)	0	(1,102)	0
Equity Swap Agreements [Member] | Not Designated as Hedging Instrument [Member] | Noninterest Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	(1)	(74)	2	(122)
Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Net (losses) gains on derivative instruments	$ (1,095)	$ 459	$ (1,322)	$ 625