LOANS RECEIVABLE AND ALLOWANCE FOR LOAN LOSSES (Details 6) (USD $) In Thousands, unless otherwise specified			3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2013 Residential construction and development	Mar. 31, 2013 Commercial and Industrial	Mar. 31, 2012 Commercial and Industrial	Mar. 31, 2013 Commercial Real Estate	Mar. 31, 2012 Commercial Real Estate	Mar. 31, 2013 Commercial Construction and Development	Mar. 31, 2012 Commercial Construction and Development	Mar. 31, 2013 Agricultural	Mar. 31, 2012 Agricultural	Mar. 31, 2013 Residential Prime	Mar. 31, 2012 Residential Prime	Mar. 31, 2013 Residential HELOC	Mar. 31, 2012 Residential HELOC	Mar. 31, 2013 Consumer	Mar. 31, 2012 Consumer	Mar. 31, 2012 Residential construction and development	Mar. 31, 2013 Residential construction and development
Unpaid Principal	$ 4,009	$ 3,955		$ 1,859	$ 1,521	$ 1,873	$ 1,176	$ 3				$ 1,222	$ 881	$ 50
Recorded Investment	4,645	3,410		1,754	1,483	1,716	1,103	1				1,124	824	50
Average Recorded Investment				1,619	1,545	1,410	2,405	1				974	493	25
Interest income recognized				18	88	9	194		33			1	9	1	3
Unpaid Principal				2,986	3,960	2,701	3,035	218	2,025	155	154	977	1,511	446	510	26	26	153	185
Related allowance	2,526	2,434		1,356	1,287	592	643	43	31	68	40	261	277	133	126	17	26	4	56
Recorded Investment	7,357	9,029		2,767	3,626	2,604	2,899	218	202	154	154	967	1,463	437	506	25	26	153	185
Average Recorded Investment			169	3,197	4,238	2,752	3,303	210	427	154	91	1,215	1,746	472	387	26	48	149
Interest income recognized				12	62	21	105	4	21		10	1	22	1	15		2	5
Unpaid Principal				4,845	5,481	4,574	4,211	221	205	155	154	2,199	2,392	496	510	26	26	153	185
Recorded Investment	12,002	12,439		4,521	5,109	4,320	4,002	219	202	154	154	2,091	2,287	487	506	25	26	153	185
Average Recorded Investment			169	4,816	5,783	4,162	5,708	211	427	154	91	2,189	2,239	497	387	26	48	149
Interest income recognized				$ 30	$ 150	$ 30	$ 299	$ 4	$ 54		$ 10	$ 2	$ 31	$ 2	$ 18		$ 2	$ 5