CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Revenues:
Total revenues	$ 331,504,000	$ 294,475,000	$ 327,891,000
Cost of revenues:
Amortization of intangible assets	103,000	414,000	2,984,000
Total cost of revenues	87,232,000	95,163,000	97,168,000
Gross profit	244,272,000	199,312,000	230,723,000
Operating expenses:
Research and development	121,563,000	123,333,000	107,116,000
Sales and marketing	21,725,000	27,504,000	31,098,000
General and administrative	52,468,000	57,903,000	42,653,000
Amortization of intangible assets	2,203,000	5,854,000	11,516,000
Restructuring and other costs, net	17,077,000	11,917,000	8,965,000
Goodwill impairment	609,172,000	0	213,720,000
Total operating expenses	824,208,000	226,511,000	415,068,000
Loss from operations	(579,936,000)	(27,199,000)	(184,345,000)
Interest income	5,353,000	4,471,000	1,007,000
Interest expense	(12,553,000)	(14,769,000)	(14,394,000)
Other income (expense), net	2,526,000	1,108,000	(1,019,000)
Loss before income taxes	(584,610,000)	(36,389,000)	(198,751,000)
Provision for income taxes	3,468,000	19,865,000	112,075,000
Net loss	$ (588,078,000)	$ (56,254,000)	$ (310,826,000)
Net loss per share:
Basic	$ (14.12)	$ (1.4)	$ (7.93)
Diluted	$ (14.12)	$ (1.4)	$ (7.93)
Weighted-average common share outstanding:
Basic	41,642	40,215	39,187
Diluted	41,642	40,215	39,187
License
Revenues:
Total revenues	$ 124,746,000	$ 145,159,000	$ 158,610,000
Cost of revenues:
Total cost of revenues	6,060,000	8,522,000	2,698,000
Connected Services
Revenues:
Total revenues	133,444,000	75,071,000	85,571,000
Cost of revenues:
Total cost of revenues	24,787,000	22,995,000	22,722,000
Professional Services
Revenues:
Total revenues	73,314,000	74,245,000	83,710,000
Cost of revenues:
Total cost of revenues	$ 56,282,000	$ 63,232,000	$ 68,764,000