Segment and Revenue Information - Schedule of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Segment revenue	$ 26,698	$ 23,675	$ 78,471	$ 98,561
United States and Canada
Segment Reporting Information [Line Items]
Segment revenue	21,377	19,043	60,600	86,751
Asia
Segment Reporting Information [Line Items]
Segment revenue	1,856	1,684	4,235	6,498
Europe
Segment Reporting Information [Line Items]
Segment revenue	1,657	2,243	8,592	3,999
Other
Segment Reporting Information [Line Items]
Segment revenue	1,808	705	5,044	1,313
Trade revenue (recognized at a point in time)
Segment Reporting Information [Line Items]
Segment revenue	19,667	18,207	58,763	91,056
Contract revenue (recognized over time)
Segment Reporting Information [Line Items]
Segment revenue	$ 7,031	$ 5,468	$ 19,708	$ 7,505