Reportable Segment and Revenue Information - Schedule of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Total revenue	$ 19,634	$ 24,250	$ 43,757	$ 44,229
United States and Canada
Segment Reporting Information [Line Items]
Total revenue	15,617	18,710	32,010	34,752
Asia
Segment Reporting Information [Line Items]
Total revenue	1,014	1,751	3,993	2,904
Europe
Segment Reporting Information [Line Items]
Total revenue	2,141	3,269	5,573	5,429
Other
Segment Reporting Information [Line Items]
Total revenue	862	520	2,181	1,144
Trade revenue (recognized at a point in time)
Segment Reporting Information [Line Items]
Total revenue	16,042	6,173	33,416	11,718
Contract revenue (recognized over time)
Segment Reporting Information [Line Items]
Total revenue	$ 3,592	$ 18,077	$ 10,341	$ 32,511