DEBT - Schedule of long-term debt (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Sep. 30, 2025
DEBT
Total debt before unamortized debt issuance costs	$ 416,276	$ 411,699
Less: Debt issuance costs not amortized	(5,854)	(9,576)
Total debt, net of unamortized debt issuance costs	410,422	402,123
Less: Current portion	(410,422)	(402,123)
Total Long-term debt	0	0
Seller Note – Bolder BioPath (Related party)
DEBT
Total debt before unamortized debt issuance costs	38	150
Seller Payable - Orient BioResource Center
DEBT
Total debt before unamortized debt issuance costs	3,235	3,235
Second Lien Notes
DEBT
Total debt before unamortized debt issuance costs	26,232	23,220
Convertible Senior Notes
DEBT
Total debt before unamortized debt issuance costs	119,897	116,440
Term Loan Facility, DDTL and Incremental Term Loans
DEBT
Total debt before unamortized debt issuance costs	$ 266,874	$ 268,654

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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