LOANS AND ALLOWANCE FOR CREDIT LOSSES (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
30 - 89 days past due	$ 9,152	$ 8,311
Greater than 90 days past due	17,625	23,769
Total past due	26,777	32,080
Current loans	1,469,020	1,469,221
Total loans	1,495,797	1,501,301	1,521,147
Construction Loans [Member]
30 - 89 days past due	0	0
Greater than 90 days past due	5,687	5,522
Total past due	5,687	5,522
Current loans	38,339	24,640
Total loans	44,026	30,162	32,434
Commercial Loan [Member]
30 - 89 days past due	1,045	849
Greater than 90 days past due	4,725	5,692
Total past due	5,770	6,541
Current loans	286,873	293,225
Total loans	292,643	299,766	297,817
Mortgage Loans On Real Estate [Member]
30 - 89 days past due	2,927	3,787
Greater than 90 days past due	2,389	6,226
Total past due	5,316	10,013
Current loans	303,575	314,981
Total loans	308,891	324,994	336,724
Commercial Real Estate [Member]
30 - 89 days past due	5,162	3,619
Greater than 90 days past due	4,823	6,328
Total past due	9,985	9,947
Current loans	827,430	822,820
Total loans	837,415	832,767	839,665
Consumer Loan [Member]
30 - 89 days past due	18	56
Greater than 90 days past due	1	1
Total past due	19	57
Current loans	12,803	13,555
Total loans	$ 12,822	$ 13,612	$ 14,507