DEBT - Schedule of Effective Interest Rates (Details)	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Term Loan
DEBT
Effective interest rates (percent)	11.57%	11.71%
Delayed Draw Term Loan
DEBT
Effective interest rates (percent)	11.56%	11.69%
Additional Term Loans
DEBT
Effective interest rates (percent)	11.62%	11.82%