ACCUMULATED OTHER COMPREHENSIVE INCOME AMOUNT RECLASSIFIED FROM ACCUMULATED OTHER COMPREHENSIVE INCOME (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Other Accumulated Comprehensive income reclassified from AOCI [Line Items]
Gains on sales of investment securities	$ 0	$ 188	$ 50	$ 1,724
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)	103	107	206	212
Defined Benefit Plan, Amortization of Gains (Losses)	(482)	(726)	(963)	(1,546)
Pension settlement charges	0	(4,316)	0	(4,316)
Other Comprehensive Income, Reclassification, Amortization of Defined Benefit Plans items, Pre-tax	(379)	(4,935)	(757)	(5,650)
Total	(495)	(4,815)	(938)	(4,060)
Deposits [Member] | Cash Flow Hedging [Member] | Interest Expense | Interest Rate Contracts
Other Accumulated Comprehensive income reclassified from AOCI [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	$ (116)	$ (68)	$ (231)	$ (134)