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GOODWILL AND OTHER INTANGIBLE ASSETS (Details Textual) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Dec. 31, 2010
Amortization of intangible assets $ 0 $ 783,000 $ 0 $ 1,566,000    
Goodwill and other intangible assets 121,967,000   121,967,000   121,967,000  
Goodwill Impairment Valuation Discount Rate         23.00%  
Goodwill Impairment Valuation Income Approach Weighted Rate         60.00%  
Goodwill Impairment Valuation Market Approach Weighted Rate         20.00%  
Goodwill Impairment Valuation Excess of Carrying Value of Reporting Unit over Fair Value         35,500,000  
Goodwill Impairment Valuation Estimated Discount on Loans Held For Portfolio         303,600,000 263,000,000
Goodwill Impairment Valuation Implied Fair Value of Reporting Unit's Goodwill         $ 231,200,000