SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Accounts Receivable (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2023	Apr. 30, 2023	Jul. 31, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	$ 1,180	$ 44	$ 49
Application of pushdown accounting(a)	(1,180)
Provisions charged to expense	219	1,136	0
Accounts written off	0	0
Recovered	0	0	(5)
Balance at end of period	$ 219	$ 1,180	$ 44