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INCOME TAXES (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Dec. 31, 2016
Sep. 30, 2018
Change in federal corporate tax rate 21.00% 34.00%    
Statutory federal tax rate 24.00%   34.00%  
Increase income tax expense $ 207      
Reduction income tax expense 99      
Amount of application of newly enacted rates deferred tax assets balances $ 306      
Subsequent Event [Member]        
Change in federal corporate tax rate       24.00%