NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 12) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Allowance for loan losses disclosures
Allowance on covered loans	$ 6,518		$ 7,745
Percentage of allowance allocated to covered loans	2.60%		3.10%
Provision for covered loans	(1,021)	5,089
Percentage of income from covered loans under loss-sharing agreements with the FDIC	80.00%
Covered loans accounted for under ASC 310-30
Allowance for loan losses disclosures
Allowance on covered loans	2,200		2,200
Covered loans accounted for under ASC 310-30 | Commercial Real Estate ("CRE")
Allowance for loan losses disclosures
Allowance on covered loans	2,200		2,200
Specific covered loans outside of the scope of ASC 310-30
Allowance for loan losses disclosures
Allowance on covered loans	6,500
Allowance allocated to additional advances	4,300		5,500
Percentage of allowance allocated to covered loans	1.70%		2.20%
Provision for covered loans	(954)	3,100
Charge-offs	206	132
Income from covered loans under loss-sharing agreements with the FDIC	165	106
Percentage of income from covered loans under loss-sharing agreements with the FDIC	80.00%	80.00%	80.00%
Net impact to earnings due to charge-offs	41	26
Specific covered loans outside of the scope of ASC 310-30 | Commercial Real Estate ("CRE")
Allowance for loan losses disclosures
Allowance allocated to additional advances	887		1,800
Specific covered loans outside of the scope of ASC 310-30 | Commercial and Industrial ("C&I")
Allowance for loan losses disclosures
Allowance allocated to additional advances	2,900		3,200
Charge-offs		$ 132