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LOANS AND ALLOWANCE FOR LOAN LOSSES - Summary of Credit Exposure (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016	Mar. 31, 2016
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 1,253,143	$ 1,245,135	$ 1,142,064
Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,230,783	1,218,456
Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	10,192	11,791
Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	11,986	14,752
Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	182	136
Commercial and industrial
Financing Receivable, Recorded Investment [Line Items]
Total loans	205,903	223,997	216,929
Commercial and industrial | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	200,851	218,975
Commercial and industrial | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	4,025	4,299
Commercial and industrial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,027	706
Commercial and industrial | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	17
Construction and development
Financing Receivable, Recorded Investment [Line Items]
Total loans	152,760	129,366	92,831
Construction and development | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	152,760	127,537
Construction and development | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	4
Construction and development | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	1,825
Construction and development | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
Total loans	372,855	367,656	336,999
Commercial real estate | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	365,789	360,264
Commercial real estate | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	1,287	1,927
Commercial real estate | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	5,701	5,465
Commercial real estate | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	78	0
Farmland
Financing Receivable, Recorded Investment [Line Items]
Total loans	62,130	62,362	54,321
Farmland | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	61,503	61,713
Farmland | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	457	248
Farmland | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	170	401
Farmland | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
1-4 family residential
Financing Receivable, Recorded Investment [Line Items]
Total loans	360,873	362,952	334,423
1-4 family residential | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	354,074	353,483
1-4 family residential | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,011	4,311
1-4 family residential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	3,745	5,121
1-4 family residential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	43	37
Multi-family residential
Financing Receivable, Recorded Investment [Line Items]
Total loans	23,943	26,079	34,655
Multi-family residential | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	23,696	25,871
Multi-family residential | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Multi-family residential | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	247	208
Multi-family residential | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	0	0
Consumer
Financing Receivable, Recorded Investment [Line Items]
Total loans	53,206	53,822
Consumer | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	52,308	52,648
Consumer | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	440	524
Consumer | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	397	568
Consumer | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	61	82
Agricultural
Financing Receivable, Recorded Investment [Line Items]
Total loans	21,473	18,901	$ 19,808
Agricultural | Pass
Financing Receivable, Recorded Investment [Line Items]
Total loans	19,802	17,965
Agricultural | Special mention
Financing Receivable, Recorded Investment [Line Items]
Total loans	972	478
Agricultural | Substandard
Financing Receivable, Recorded Investment [Line Items]
Total loans	699	458
Agricultural | Doubtful
Financing Receivable, Recorded Investment [Line Items]
Total loans	$ 0	$ 0

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

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