LOANS (excluding covered loans) - Additional Information (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Nonaccrual Status	$ 14,600,000		$ 13,000,000
Gain (loss) on sale of other real estate owned	(418,000)	(502,000)
Non Covered Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Nonaccrual Status	14,600,000		13,000,000
Real Estate Acquired Through Foreclosure	12,743,000	11,993,000	19,806,000	12,526,000
Write-downs	296,000	702,000
Commercial | Non Covered Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Loan Relationships, Review Threshold Amount Minimum	$ 250,000