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OTHER COMPREHENSIVE INCOME (LOSS) (Details) - Summary of Amounts Reclassified from Accumulated Other Comprehensive Income - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Other Comprehensive Income (Loss), Net of Tax [Abstract]    
Pension amortization $ (594) $ (545)
Cash flow hedges 405 113
Total gain (loss) (189) (432)
Tax benefit (expense) (87) (153)
Amounts reclassified from accumulated other comprehensive income (loss) $ (102) $ (279)