FINANCIAL INSTRUMENTS WITH OFF BALANCE SHEET RISK, Derivative Activity - Income Statement Effect (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Interest Rate Swap [Member] | Other Operating Income [Member]
Income Statement Effect [Abstract]
Gain recognized in income	$ 6,600,000	$ 5,700,000	$ 2,200,000
Loss recognized in income	6,600,000	5,700,000	2,200,000
Other Derivatives [Member] | Mortgage Banking Income [Member] | Interest Rate Locks [Member]
Income Statement Effect [Abstract]
Gain recognized in income			500,000
Loss recognized in income	100,000	600,000
Other Derivatives [Member] | Mortgage Banking Income [Member] | Forward Sale Commitments [Member]
Income Statement Effect [Abstract]
Gain recognized in income	300,000	500,000
Loss recognized in income			800,000
Pay Fixed Receive Floating Interest Rate Swaps [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Interest expense from Derivative			1,900,000
Income Statement Effect [Abstract]
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net			$ 0