LOANS, Impaired Loans (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	$ 14,195		$ 15,652
Recorded Investment with no Allowance	6,801		7,003
Recorded Investment with Allowance	6,315		6,378
Total Recorded Investment	13,116		13,381
Related Allowance	1,025		1,072
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	14,610	19,458
Interest Income Recognized	76	107
Commercial [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	3,732		3,628
Recorded Investment with no Allowance	2,678		2,769
Recorded Investment with Allowance	732		519
Total Recorded Investment	3,410		3,288
Related Allowance	82		95
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	3,531	3,642
Interest Income Recognized	8	10
Commercial Real Estate [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	2,993		3,629
Recorded Investment with no Allowance	1,840		1,872
Recorded Investment with Allowance	1,153		1,170
Total Recorded Investment	2,993		3,042
Related Allowance	22		26
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	4,018	7,175
Interest Income Recognized	22	23
Agriculture [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	0		0
Recorded Investment with no Allowance	0		0
Recorded Investment with Allowance	0		0
Total Recorded Investment	0		0
Related Allowance	0		0
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	345	1,823
Interest Income Recognized	0	25
Residential Mortgage [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	5,167		5,831
Recorded Investment with no Allowance	1,940		1,860
Recorded Investment with Allowance	2,714		2,963
Total Recorded Investment	4,654		4,823
Related Allowance	448		417
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	4,592	4,878
Interest Income Recognized	27	29
Residential Construction [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	1,141		1,148
Recorded Investment with no Allowance	0		0
Recorded Investment with Allowance	1,091		1,097
Total Recorded Investment	1,091		1,097
Related Allowance	370		433
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	1,115	1,318
Interest Income Recognized	11	13
Consumer [Member]
Impaired loans [Abstract]
Unpaid Contractual Principal Balance	1,162		1,416
Recorded Investment with no Allowance	343		502
Recorded Investment with Allowance	625		629
Total Recorded Investment	968		1,131
Related Allowance	103		101
Interest income on impaired loans recognized using a cash-basis method of accounting [Abstract]
Average Recorded Investment	1,009	622
Interest Income Recognized	$ 8	$ 7