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REVENUE RECOGNITION (Tables)
3 Months Ended
Nov. 30, 2021
Revenue from Contract with Customer [Abstract]  
Schedule of disaggregation of revenue
        
(in thousands)  Three Months Ended November 30, 
   2021   2020 
Software licenses:        
Point in time  $7,107   $6,001 
Over time   255    211 
           
Consulting services:          
Over time   5,055    4,489 
Total revenue  $12,417   $10,701