LOANS (excluding covered loans) - Restructured Loans (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013 loans	Jun. 30, 2012 loans	Jun. 30, 2013 D loans	Jun. 30, 2012 loans	Dec. 31, 2012 loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Impaired, Commitment to Lend	$ 2,600,000		$ 2,600,000		$ 3,500,000
Non Covered Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Extended Maturities	268,000	406,000	8,068,000	7,260,000
Adjusted Interest Rates	0	166,000	562,000	166,000
Combined Rate And Maturity	135,000	468,000	236,000	563,000
Forebearance Agreements	0	93,000	0	1,236,000
Other	1,116,000	0	3,133,000	221,000
Total	1,519,000	1,133,000	11,999,000	9,446,000
Number of Restructured Loans	207		207		145
Restructured loans, Number of Loans	25	12	88	26
Restructured loans, Restructured loans, Pre-Modification Loan Balance	1,525,000	1,139,000	12,995,000	9,484,000
Restructured loans, Period End Balance	1,519,000	1,133,000	11,999,000	9,446,000
Restructured loans with payment default within 12 months of modification, Number of Loans			13	1
Restructured loans with payment default within 12 months of modification, Period End Balance			6,526,000	984,000
Total restructured loans	32,872,000		32,872,000		24,967,000
Restructured loans on accrual status	12,924,000		12,924,000		10,856,000
Restructured loans on nonaccrual status	19,948,000		19,948,000		14,111,000
Allowance for loan and lease losses lncluded in reserves for restructured loans	2,900,000		2,900,000		3,000,000
Restructured loans uncollectible portion written off	300,000		1,200,000	7,200,000
Accruing TDRs performing in accordance with restructured terms for more than one year	5,700,000		5,700,000		2,700,000
Restructured loans performance threshold (days)			90
Non Covered Loans | Commercial Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Loan Relationships, Review Threshold Amount Minimum			250,000
Non Covered Loans | Commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	4	2	10	10
Restructured loans, Restructured loans, Pre-Modification Loan Balance	171,000	66,000	7,738,000	4,571,000
Restructured loans, Period End Balance	171,000	66,000	7,047,000	4,562,000
Restructured loans with payment default within 12 months of modification, Number of Loans			3	1
Restructured loans with payment default within 12 months of modification, Period End Balance			6,238,000	984,000
Non Covered Loans | Real estate-construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	0	0	0	0
Restructured loans, Restructured loans, Pre-Modification Loan Balance	0	0	0	0
Restructured loans, Period End Balance	0	0	0	0
Restructured loans with payment default within 12 months of modification, Number of Loans			0	0
Restructured loans with payment default within 12 months of modification, Period End Balance			0	0
Non Covered Loans | Real estate-commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	3	8	7	14
Restructured loans, Restructured loans, Pre-Modification Loan Balance	659,000	909,000	2,251,000	4,749,000
Restructured loans, Period End Balance	657,000	901,000	2,242,000	4,718,000
Restructured loans with payment default within 12 months of modification, Number of Loans			1	0
Restructured loans with payment default within 12 months of modification, Period End Balance			72,000	0
Non Covered Loans | Real estate - residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	9	2	30	2
Restructured loans, Restructured loans, Pre-Modification Loan Balance	596,000	164,000	1,969,000	164,000
Restructured loans, Period End Balance	594,000	166,000	1,850,000	166,000
Restructured loans with payment default within 12 months of modification, Number of Loans			3	0
Restructured loans with payment default within 12 months of modification, Period End Balance			185,000	0
Non Covered Loans | Installment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	3	0	11	0
Restructured loans, Restructured loans, Pre-Modification Loan Balance	17,000	0	154,000	0
Restructured loans, Period End Balance	16,000	0	97,000	0
Restructured loans with payment default within 12 months of modification, Number of Loans			3	0
Restructured loans with payment default within 12 months of modification, Period End Balance			14,000	0
Non Covered Loans | Home equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured loans, Number of Loans	6	0	30	0
Restructured loans, Restructured loans, Pre-Modification Loan Balance	82,000	0	883,000	0
Restructured loans, Period End Balance	81,000	0	763,000	0
Restructured loans with payment default within 12 months of modification, Number of Loans			3	0
Restructured loans with payment default within 12 months of modification, Period End Balance			17,000	0
Non Covered Loans | Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructured Loans, Loan Relationships, Review Threshold Amount Minimum			$ 100,000