LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 7) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Risk category of loans
Loans	1,957,765	$ 1,671,926
Pass
Risk category of loans
Loans	995,989	732,542
Special Mention
Risk category of loans
Loans	34,922	56,937
Substandard
Risk category of loans
Loans	22,927	27,277
Substandard Commercial
Risk category of loans
Loans	1,865
Non-accrual
Risk category of loans
Loans	3,278	13,070
Performing
Risk category of loans
Loans	143,086	147,861
Watch
Risk category of loans
Loans	231	23
Minimum | Substandard
Risk category of loans
Period of loans past due	90 days
Minimum | Non-accrual
Risk category of loans
Period for which principal and interest has been in default	90 days
Minimum | Watch
Risk category of loans
Period of loans past due	60 days
Minimum | Loss
Risk category of loans
Period of loans past due	119 days
Maximum | Watch
Risk category of loans
Period of loans past due	89 days
Consumer loans not secured by 1-4 family residential real estate | Minimum | Substandard
Risk category of loans
Period of loans past due	60 days
Consumer loans not secured by 1-4 family residential real estate | Maximum | Substandard
Risk category of loans
Period of loans past due	119 days
Commercial
Risk category of loans
Loans	322,430	210,701
Commercial | Commercial and industrial
Risk category of loans
Loans	275,646	180,378
Commercial | Commercial and industrial | Pass
Risk category of loans
Loans	226,731	144,744
Commercial | Commercial and industrial | Special Mention
Risk category of loans
Loans	9,926	4,538
Commercial | Commercial and industrial | Substandard
Risk category of loans
Loans	1,596	1,250
Commercial | Commercial and industrial | Substandard Commercial
Risk category of loans
Loans	444
Commercial | Commercial and industrial | Non-accrual
Risk category of loans
Loans	35	159
Commercial | Commercial and industrial | Performing
Risk category of loans
Loans	36,839	29,664
Commercial | Commercial and industrial | Watch
Risk category of loans
Loans	75	23
Commercial | Agricultural
Risk category of loans
Loans	46,784	30,323
Commercial | Agricultural | Pass
Risk category of loans
Loans	46,634	30,206
Commercial | Agricultural | Non-accrual
Risk category of loans
Loans	150
Commercial | Agricultural | Performing
Risk category of loans
Loans		117
Commercial Real Estate
Risk category of loans
Loans	879,868	767,009
Commercial Real Estate | Farm
Risk category of loans
Loans	76,849	76,082
Commercial Real Estate | Farm | Pass
Risk category of loans
Loans	75,191	73,006
Commercial Real Estate | Farm | Special Mention
Risk category of loans
Loans	966	105
Commercial Real Estate | Farm | Non-accrual
Risk category of loans
Loans	692	1,093
Commercial Real Estate | Farm | Performing
Risk category of loans
Loans		1,878
Commercial Real Estate | Hotel
Risk category of loans
Loans	74,962	108,226
Commercial Real Estate | Hotel | Pass
Risk category of loans
Loans	60,704	61,195
Commercial Real Estate | Hotel | Special Mention
Risk category of loans
Loans	2,835	31,401
Commercial Real Estate | Hotel | Substandard
Risk category of loans
Loans	11,423	15,630
Commercial Real Estate | Construction and development
Risk category of loans
Loans	61,640	35,731
Commercial Real Estate | Construction and development | Pass
Risk category of loans
Loans	60,971	34,672
Commercial Real Estate | Construction and development | Special Mention
Risk category of loans
Loans	372
Commercial Real Estate | Construction and development | Substandard
Risk category of loans
Loans	219	466
Commercial Real Estate | Construction and development | Non-accrual
Risk category of loans
Loans	78	329
Commercial Real Estate | Construction and development | Performing
Risk category of loans
Loans		264
Commercial Real Estate | Other
Risk category of loans
Loans	666,417	546,970
Commercial Real Estate | Other | Pass
Risk category of loans
Loans	525,758	388,719
Commercial Real Estate | Other | Special Mention
Risk category of loans
Loans	20,823	20,893
Commercial Real Estate | Other | Substandard
Risk category of loans
Loans	9,689	9,931
Commercial Real Estate | Other | Substandard Commercial
Risk category of loans
Loans	1,421
Commercial Real Estate | Other | Non-accrual
Risk category of loans
Loans	2,323	11,489
Commercial Real Estate | Other | Performing
Risk category of loans
Loans	106,247	115,938
Commercial Real Estate | Other | Watch
Risk category of loans
Loans	156
Residential
Risk category of loans
Loans	709,495	648,010
Residential | Substandard
Risk category of loans
Loans	4,707	5,960
Residential | Performing
Risk category of loans
Loans	702,819	638,923
Residential | Watch
Risk category of loans
Loans	1,969	3,127
Residential | 1-4 family residential mortgage loans
Risk category of loans
Loans	435,336	403,733
Residential | 1-4 family residential mortgage loans | Substandard
Risk category of loans
Loans	3,186	4,932
Residential | 1-4 family residential mortgage loans | Performing
Risk category of loans
Loans	430,431	396,098
Residential | 1-4 family residential mortgage loans | Watch
Risk category of loans
Loans	1,719	2,703
Residential | Home equity
Risk category of loans
Loans	274,159	244,277
Residential | Home equity | Substandard
Risk category of loans
Loans	1,521	1,028
Residential | Home equity | Performing
Risk category of loans
Loans	272,388	242,825
Residential | Home equity | Watch
Risk category of loans
Loans	250	424
Consumer
Risk category of loans
Loans	45,972	46,206
Consumer | Substandard
Risk category of loans
Loans	149	57
Consumer | Performing
Risk category of loans
Loans	45,786	46,022
Consumer | Loss
Risk category of loans
Loans	37	127
Consumer | Direct
Risk category of loans
Loans	45,360	45,129
Consumer | Direct | Substandard
Risk category of loans
Loans	142	47
Consumer | Direct | Performing
Risk category of loans
Loans	45,181	44,955
Consumer | Direct | Loss
Risk category of loans
Loans	37	127
Consumer | Indirect
Risk category of loans
Loans	612	1,077
Consumer | Indirect | Substandard
Risk category of loans
Loans	7	10
Consumer | Indirect | Performing
Risk category of loans
Loans	605	$ 1,067