Goodwill and Other Intangible Assets - Schedule of Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Goodwill And Other Intangible Assets [Line Items]
Total goodwill	$ 5,072	$ 5,072
Accumulated impairment losses	(4,336)
Goodwill, Total	736	5,072
Total other intangible assets	12,583	12,583
Accumulated amortization	(7,010)	(5,333)
Total	$ 5,573	7,250
Weighted-Average Remaining Useful Lives (in years)	7 years 6 months
Developed Technology
Goodwill And Other Intangible Assets [Line Items]
Total other intangible assets	$ 6,475	6,475
Weighted-Average Remaining Useful Lives (in years)	14 years 2 months 12 days
Customer Relationships
Goodwill And Other Intangible Assets [Line Items]
Total other intangible assets	$ 3,900	3,900
Weighted-Average Remaining Useful Lives (in years)	6 months
Trade Names
Goodwill And Other Intangible Assets [Line Items]
Total other intangible assets	$ 2,022	2,022
Weighted-Average Remaining Useful Lives (in years)	1 year
Non-compete Agreements
Goodwill And Other Intangible Assets [Line Items]
Total other intangible assets	$ 186	186
Weighted-Average Remaining Useful Lives (in years)	3 months 18 days
Emerging Markets
Goodwill And Other Intangible Assets [Line Items]
Total goodwill	$ 4,336	4,336
Adjacent Markets
Goodwill And Other Intangible Assets [Line Items]
Total goodwill	$ 736	$ 736