FINANCIAL INSTRUMENTS WITH OFF BALANCE SHEET RISK, Derivative Activity - Income Statement Effect (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest rate swaps [Member] | Other operating income [Member]
Derivatives, Fair Value [Line Items]
Gain recognized in income	$ 1,505	$ 3,310
Loss recognized in income	1,505	3,310
Interest rate locks [Member] | Mortgage banking income [Member]
Derivatives, Fair Value [Line Items]
Loss recognized in income	74	88
Forward sale commitments [Member] | Mortgage banking income [Member]
Derivatives, Fair Value [Line Items]
Gain recognized in income		85
Loss recognized in income	$ 207