DERIVATIVES (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Derivatives designated as hedging instruments
Fair Values of Derivative Instruments
Notional Amount	$ 133,816	$ 199,503
Derivative Assets	1,732	2,365
Derivative Liabilities	810	5,213
Derivatives designated as hedging instruments | Interest rate swaps on certificates of deposit
Fair Values of Derivative Instruments
Notional Amount	48,365	112,913
Derivative Assets	0	0
Derivative Liabilities	810	5,213
Derivatives designated as hedging instruments | Foreign currency forward contracts
Fair Values of Derivative Instruments
Notional Amount	85,451	86,590
Derivative Assets	1,732	2,365
Derivative Liabilities	0	0
Derivatives not designated as hedging instruments
Fair Values of Derivative Instruments
Notional Amount	7,899,344	7,190,926
Derivative Assets	167,113	77,469
Derivative Liabilities	168,422	76,679
Derivatives not designated as hedging instruments | Interest rate swaps and options
Fair Values of Derivative Instruments
Notional Amount	7,069,886	6,494,900
Derivative Assets	157,035	67,215
Derivative Liabilities	159,776	67,325
Derivatives not designated as hedging instruments | Foreign exchange contracts
Fair Values of Derivative Instruments
Notional Amount	782,104	652,993
Derivative Assets	10,078	10,254
Derivative Liabilities	8,634	9,350
Derivatives not designated as hedging instruments | Credit risk participation agreements (“RPAs”)
Fair Values of Derivative Instruments
Notional Amount	47,354	43,033
Derivative Assets	0	0
Derivative Liabilities	$ 12	$ 4