EMPLOYEE BENEFIT PLANS (Details 4) (Supplemental Executive Retirement Plans [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Supplemental Executive Retirement Plans [Member]
Change in accumulated benefit obligation
Benefit obligation at beginning of year	$ 7,550	$ 5,953	$ 5,597
Benefit obligation acquired
Accumulated service cost	627	351	335
Interest cost	296	325	301
Plan amendment
Actuarial loss/(gain)	494	1,179	(27)
Benefits paid	(253)	(258)	(253)
Accumulated benefit obligation at end of year	8,714	7,550	5,953
Change in plan assets
Fair value of plan assets at beginning of year
Employer contribution	253	253	253
Benefits paid	(253)	(253)	(253)
Fair value of plan assets at end of year
Funded status at end of year	(8,714)	(7,550)	(5,953)
Assets
Liabilities	(8,714)	(7,550)	(5,953)
Accrued benefit cost	(8,714)	(7,550)	(5,953)
Amounts recognized in accumulated other comprehensive income (“AOCI”), net of tax
Net loss	1,276	1,056	336
Prior service cost	440	499	590
Amounts recognized in AOCI, net of tax	1,716	1,555	926
Information for plans with an accumulated benefit obligation in excess of plan assets
Projected benefit obligation	8,714	7,550	5,953
Accumulated benefit obligation	8,714	7,550	5,953
Net periodic benefit cost
Service cost	627	351	335
Interest cost	296	325	301
Amortization of prior service cost	113	112	113
Recognized net actuarial gain	108	4	6
Net periodic benefit cost	1,144	792	755
Amounts in accumulated other comprehensive income expected to be recognized in net periodic benefit cost over next fiscal year
Net actuarial (gain)/loss	151	103	(1)
Net prior service cost	$ 99	$ 112	$ 113
Discount rate used for benefit obligation	4.05%	4.40%	5.54%
Discount rate used for net periodic benefit cost	4.40%	5.54%	5.49%