ACCOUNTS RECEIVABLE - Schedule of Rollforward of Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023	Sep. 30, 2023
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance. accounts receivable, allowance for credit loss, current	$ 13,646	$ 13,442	$ 11,713	$ 10,815
Provision for expected losses	1,064	558	1,266	958
Write-offs	(3,559)	(354)	(134)	(60)
Ending balance. accounts receivable, allowance for credit loss, current	$ 11,151	$ 13,646	$ 12,845	$ 11,713