BRANCH CLOSURES (Details) $ in Thousands	1 Months Ended	3 Months Ended		12 Months Ended
	Apr. 30, 2013 item	Dec. 31, 2015 USD ($) item	Jun. 30, 2014 item	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($) item	Dec. 31, 2013 USD ($)
BRANCH CLOSURES
Number of branch offices whose closure is approved by the board of directors			3
Number of branch offices to be closed			1
Severance costs | $		$ 75
Deposits of three branch offices to be closed | $						$ 22,000
Total number of branches closed	8
Number of branch offices currently operated in Troy, Ohio					2
Deposits of closed branches | $					$ 85,000
Severance costs | $				$ 25	150
Impairment costs for the affected properties | $		$ 175		550	550
Other costs related to the closing of the branches | $				$ 25	$ 50
Rushville, Indiana
BRANCH CLOSURES
Number of branch offices to be closed		1
Number of branches at specified location		2
New Castle, Indiana
BRANCH CLOSURES
Number of branch offices to be closed		0
Number of branches at specified location		2
Crawfordsville, Indiana
BRANCH CLOSURES
Number of branch offices to be closed		1
Number of branches at specified location		2
Bourbonnais, Illinois
BRANCH CLOSURES
Number of branch offices to be closed		1