LOANS AND ALLOWANCE FOR LOAN LOSSES (Textual) (Details) - USD ($)	Jun. 30, 2015	Dec. 31, 2014
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired financing receivable individually evaluated for impairment	$ 46,840,000	$ 37,541,000
Allowance allocated to troubled debt restructurings	9,910,000	12,471,000
Minimum [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired financing receivable individually evaluated for impairment	250,000
Troubled Debt Restructurings [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance allocated to troubled debt restructurings	6,600,000	6,100,000
Impaired Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing receivable, allowance for credit losses, accumulated write-downs	32,700,000	55,000,000
Hamp Program [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Troubled debt restructurings under HAMP Program	$ 72,300,000	$ 72,700,000