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INCOME TAXES (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Income Taxes [Line Items]        
Computed expected tax expense $ 1,570 $ 4,257 $ 4,763 $ 4,508
State income taxes 733 18 860 166
Permanent differences (67) 167 23 349
Section 45B credit (250) 0 (2,000) 0
Total income tax expense $ 1,986 $ 4,442 $ 3,646 $ 5,023