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GOODWILL AND INTANGIBLE ASSETS (Recorded Goodwill) (Details)
$ in Thousands
12 Months Ended
Sep. 30, 2017
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 81,272 [1]
Acquired in business combination 10,253
Goodwill impairment (35,207)
Ending balance 56,318
Aftermarket Products and Services [Member]  
Goodwill [Roll Forward]  
Beginning balance 47,819 [1]
Acquired in business combination 0
Goodwill impairment (21,476)
Ending balance 26,343
Capital Equipment [Member]  
Goodwill [Roll Forward]  
Beginning balance 33,453 [1]
Acquired in business combination 10,253
Goodwill impairment (13,731)
Ending balance $ 29,975
[1] Balances have been recasted due to the operating and reportable segments realignment.