INCOME TAXES - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Statutory federal income tax rate (in hundredths)			34.00%
Statutory federal income tax rate reconciliation [Abstract]
Computed tax benefit at statutory rate			$ 2,169	$ 1,645
Non-controlling interest			(205)	(186)
Alternative minimum tax expense			21
Fines and penalties				28
Stock options expense			20	71
Nondeductible expense			146	18
Bank owned life insurance			(169)	(174)
Capital loss carryover-expired				202
Charitable contributions carryover-expired				2
Refunds-prior year amended tax return filings				(654)
State taxes			8
Adjustment to prior year items			67	(3,584)
Increase (decrease) in valuation allowance			(8,564)	1,978
Income tax (benefit) expense	$ (5,139)	$ (654)	(5,139)	$ (654)
Knoblauch State Bank [Member]
Statutory federal income tax rate reconciliation [Abstract]
Increase (decrease) in valuation allowance			$ 1,368