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GOODWILL AND INTANGIBLE ASSETS (Tables)
9 Months Ended
Jun. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets Arising from Business Acquisitions Intangible assets consist of the following:
 June 30, 2022September 30, 2021
(in thousands)Weighted Average Estimated Useful LivesGross
Carrying
Amount
Accumulated
Amortization
NetGross
Carrying
Amount
Accumulated
Amortization
Net
Finite-lived intangible asset:      
Developed technology15 years$89,096 $26,648 $62,448 $89,096 $22,182 $66,914 
Intellectual property13 years2,000 300 1,700 1,500 216 1,284 
Trade name20 years5,865 1,396 4,469 5,865 1,158 4,707 
Customer relationships5 years4,000 3,667 333 4,000 3,067 933 
$100,961 $32,011 $68,950 $100,461 $26,623 $73,838