Segment and Revenue Information - Schedule of Revenue by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Segment revenue	$ 23,675	$ 42,658	$ 98,561	$ 114,490
United States and Canada
Segment Reporting Information [Line Items]
Segment revenue	19,043	37,705	86,751	100,157
Asia
Segment Reporting Information [Line Items]
Segment revenue	1,684	2,305	6,498	9,475
Europe
Segment Reporting Information [Line Items]
Segment revenue	2,243	1,603	3,999	2,817
Other
Segment Reporting Information [Line Items]
Segment revenue	$ 705	$ 1,045	$ 1,313	$ 2,041