FAIR VALUE MEASUREMENTS - QUANTITATIVE INFORMATION (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2016	Dec. 31, 2015
Fair Value Measurements
Loan servicing rights	$ 1,233	$ 1,277
Non-recurring
Fair Value Measurements
Impaired loans, at fair value	1,100
Other real estate owned	1,400
Loan servicing rights	1,100	87
Non-recurring \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Loan servicing rights	1,106	87
Non-recurring \| Discounted cash flow \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Loan servicing rights	1,106	87
Non-recurring \| Construction \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	164
Non-recurring \| Construction \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	164
Non-recurring \| 1-4 family residential \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	526
Non-recurring \| 1-4 family residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	526	540
Non-recurring \| Multi-family residential \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value		540
Non-recurring \| Non-farm & non-residential \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	371	285
Non-recurring \| Non-farm & non-residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Impaired loans, at fair value	371	285
Non-recurring \| Residential \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Other real estate owned	1,419	1,504
Non-recurring \| Residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Other real estate owned	808	$ 1,504
Non-recurring \| Residential \| Income approach \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Other real estate owned	$ 611
Non-recurring \| Minimum \| Discounted cash flow \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Discount rate	9.00%	8.00%
Non-recurring \| Minimum \| Construction \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	1.00%
Non-recurring \| Minimum \| 1-4 family residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	0.00%	1.00%
Non-recurring \| Minimum \| Non-farm & non-residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	4.00%	23.00%
Non-recurring \| Minimum \| Residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	10.00%	10.00%
Non-recurring \| Minimum \| Residential \| Income approach \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Capitalization rate (as a percent)		10.00%
Non-recurring \| Maximum \| Discounted cash flow \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Discount rate	20.00%	21.00%
Non-recurring \| Maximum \| Construction \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	4.00%
Non-recurring \| Maximum \| 1-4 family residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	12.00%	12.00%
Non-recurring \| Maximum \| Non-farm & non-residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	44.00%	31.00%
Non-recurring \| Maximum \| Residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	28.00%	28.00%
Non-recurring \| Maximum \| Residential \| Income approach \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Capitalization rate (as a percent)	10.00%	10.00%
Non-recurring \| Weighted average \| Discounted cash flow \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Discount rate	11.00%	11.00%
Non-recurring \| Weighted average \| Construction \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	3.00%
Non-recurring \| Weighted average \| 1-4 family residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	7.00%	7.00%
Non-recurring \| Weighted average \| Non-farm & non-residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	23.00%	27.00%
Non-recurring \| Weighted average \| Residential \| Sales comparison \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
adjustment for differences between the comparable sales (as a percent)	19.00%	19.00%
Non-recurring \| Weighted average \| Residential \| Income approach \| Significant Unobservable Inputs (Level 3)
Fair Value Measurements
Capitalization rate (as a percent)	10.00%	10.00%

Fair value as of the balance sheet date of impaired financing receivables.

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Represents the fair value of real estate acquired through foreclosure.

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- Definition

Ratio of the net operating income produced by an asset and its capital cost (original prices paid to buy the asset), used as an input to measure fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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Percentage of adjustment to the observed price for a similar asset or liability when an identical transaction does not exist, used as an input to measure fair value.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
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