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EQUITY INVESTMENTS (Tables)
9 Months Ended
Jun. 30, 2018
Equity Method Investments [Abstract]  
Equity investments
Equity investments consisted of the following as of June 30, 2018 and September 30, 2017:
 
As of
(in thousands)
June 30, 2018
 
September 30, 2017
Equity method investment
$
1,358

 
$
1,502