Debt (Tables)

3 Months Ended

Dec. 31, 2024

Debt Disclosure [Abstract]

Schedule of Long Term Debt Instruments

The following table presents the Company's debt instruments outstanding:

	December 31, 2024						December 31, 2023						September 30, 2024
(in thousands)	Gross Amount		Debt Issuance Costs		Carrying Amount		Gross Amount		Debt Issuance Costs		Carrying Amount		Gross Amount		Debt Issuance Costs		Carrying Amount
2029 Convertible Notes	$	230,000	$	(5,495)	$	224,505	$	230,000	$	(6,472)	$	223,528	$	230,000	$	(5,744)	$	224,256
2025 Convertible Notes	103,373		(168)		103,205		103,373		(678)		102,695		103,373		(301)		103,072
2024 Convertible Notes	—		—		—		34,389		(82)		34,307		—		—		—
Total	$	333,373	$	(5,663)	$	327,710	$	367,762	$	(7,232)	$	360,530	$	333,373	$	(6,045)	$	327,328
Less current portion	103,373		(168)		103,205		34,389		(82)		34,307		103,373		(301)		103,072
Total long-term debt	$	230,000	$	(5,495)	$	224,505	$	333,373	$	(7,150)	$	326,223	$	230,000	$	(5,744)	$	224,256

Schedule of Maturities of Long-Term Debt

The following table presents the Company’s contractual maturities related to the debt instruments as of December 31, 2024:

	Schedule of Contractual Maturities
(in thousands)	2029 Convertible Notes		2025 Convertible Notes		Total
Remaining 2025	$	—	$	103,373	$	103,373
Fiscal 2026	—		—		—
Fiscal 2027	—		—		—
Fiscal 2028	—		—		—
Fiscal 2029	—		—		—
Thereafter	230,000		—		230,000
Total long-term debt	$	230,000	$	103,373	$	333,373

Schedule of Interest Expense

The following table presents the Company’s interest expense related to the Convertible Notes for the three months ended December 31, 2024 and 2023:

	Three Months Ended December 31,
(in thousands)	2024		2023
2029 Convertible Notes:
Contractual interest expense	$	2,156	$	2,156
Amortization of deferred financing costs	249		244
Total interest expense	$	2,405	$	2,400
2025 Convertible Notes:
Contractual interest expense	$	614	$	614
Amortization of deferred financing costs	133		131
Total interest expense	$	747	$	745
2024 Convertible Notes:
Contractual interest expense	$	—	$	247
Amortization of deferred financing costs	—		42
Total interest expense	$	—	$	289