DERIVATIVE INSTRUMENTS (Offsetting Of Derivative Assets And Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Offsetting Assets And Liabilities [Line Items]
Gross Amount Recognized	$ 19,750	$ 24,181
Gross Amount Offset
Net Amount Recognized	$ 19,750	$ 24,181
Net Amount	19,750	24,181
Gross Amount Recognized	$ 422,188	$ 411,373
Gross Amount Offset
Net Amount Recognized	$ 422,188	$ 411,373
Financial Instruments	(405,937)	(388,166)
Financial Collateral Pledged	(15,856)	(22,004)
Net Amount	395	1,203
Forward Commitments [Member]
Offsetting Assets And Liabilities [Line Items]
Gross Amount Recognized	$ 3,894	$ 2,177
Gross Amount Offset
Net Amount Recognized	$ 3,894	$ 2,177
Net Amount	3,894	2,177
Gross Amount Recognized	$ 395	$ 1,203
Gross Amount Offset
Net Amount Recognized	$ 395	$ 1,203
Net Amount	395	1,203
Loan/Lease Interest Rate Swaps [Member]
Offsetting Assets And Liabilities [Line Items]
Gross Amount Recognized	$ 15,856	$ 22,004
Gross Amount Offset
Net Amount Recognized	$ 15,856	$ 22,004
Net Amount	15,856	22,004
Gross Amount Recognized	$ 15,856	$ 22,004
Gross Amount Offset
Net Amount Recognized	$ 15,856	$ 22,004
Financial Collateral Pledged	(15,856)	(22,004)
Repurchase Arrangements [Member]
Offsetting Assets And Liabilities [Line Items]
Gross Amount Recognized	$ 405,937	$ 388,166
Gross Amount Offset
Net Amount Recognized	$ 405,937	$ 388,166
Financial Instruments	$ (405,937)	$ (388,166)