LOANS - RISK CATEGORY OF LOANS (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Credit Quality Indicators
Loans	$ 653,277	$ 624,121
Madison Financial Corp
Credit Quality Indicators
Loans	44,965	56,751
Pass
Credit Quality Indicators
Loans	598,834	571,575
Pass | Madison Financial Corp
Credit Quality Indicators
Loans	37,875	44,367
Special Mention
Credit Quality Indicators
Loans	20,015	17,442
Special Mention | Madison Financial Corp
Credit Quality Indicators
Loans	4,148	2,533
Substandard
Credit Quality Indicators
Loans	15,278	15,706
Substandard | Madison Financial Corp
Credit Quality Indicators
Loans	2,942	3,189
Doubtful
Credit Quality Indicators
Loans	29
Commercial
Credit Quality Indicators
Loans	72,450	55,929
Commercial | Madison Financial Corp
Credit Quality Indicators
Loans	1,371	1,505
Commercial | Pass
Credit Quality Indicators
Loans	71,041	54,392
Commercial | Special Mention
Credit Quality Indicators
Loans	1,197	1,323
Commercial | Substandard
Credit Quality Indicators
Loans	212	215
Real estate construction
Credit Quality Indicators
Loans	31,197	29,320
Real estate construction | Madison Financial Corp
Credit Quality Indicators
Loans	1,170	1,616
Real estate construction | Pass
Credit Quality Indicators
Loans	28,337	26,835
Real estate construction | Special Mention
Credit Quality Indicators
Loans	2,183	1,402
Real estate construction | Substandard
Credit Quality Indicators
Loans	677	1,083
1-4 family residential
Credit Quality Indicators
Loans	242,462	230,721
1-4 family residential | Madison Financial Corp
Credit Quality Indicators
Loans	14,102	16,376
1-4 family residential | Pass
Credit Quality Indicators
Loans	230,497	216,661
1-4 family residential | Special Mention
Credit Quality Indicators
Loans	5,169	6,155
1-4 family residential | Substandard
Credit Quality Indicators
Loans	6,770	7,903
1-4 family residential | Doubtful
Credit Quality Indicators
Loans	26
Multi-family residential
Credit Quality Indicators
Loans	39,082	38,281
Multi-family residential | Madison Financial Corp
Credit Quality Indicators
Loans	5,521	5,652
Multi-family residential | Pass
Credit Quality Indicators
Loans	34,236	35,221
Multi-family residential | Special Mention
Credit Quality Indicators
Loans	3,914	2,916
Multi-family residential | Substandard
Credit Quality Indicators
Loans	932	143
Non-farm & non-residential
Credit Quality Indicators
Loans	180,729	183,692
Non-farm & non-residential | Madison Financial Corp
Credit Quality Indicators
Loans	20,630	29,029
Non-farm & non-residential | Pass
Credit Quality Indicators
Loans	175,919	178,289
Non-farm & non-residential | Special Mention
Credit Quality Indicators
Loans	3,820	4,448
Non-farm & non-residential | Substandard
Credit Quality Indicators
Loans	990	955
Agricultural
Credit Quality Indicators
Loans	68,236	66,782
Agricultural | Madison Financial Corp
Credit Quality Indicators
Loans	1,982	2,194
Agricultural | Pass
Credit Quality Indicators
Loans	58,804	60,177
Agricultural | Special Mention
Credit Quality Indicators
Loans	3,732	1,198
Agricultural | Substandard
Credit Quality Indicators
Loans	5,697	5,407
Agricultural | Doubtful
Credit Quality Indicators
Loans	3
Consumer
Credit Quality Indicators
Loans	18,894	18,880
Consumer | Madison Financial Corp
Credit Quality Indicators
Loans	189	379
Consumer | Non-performing
Credit Quality Indicators
Loans	$ 23	$ 6
Minimum period past due for loans to be considered as non-performing	90 days