Revenue Recognition - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Total sales	$ 23,759	$ 12,667	$ 42,449	$ 25,416
Contract assets	3,177		3,177		$ 2,488
Contract liabilities	225		$ 225		$ 168
Contract liabilities, revenue recognized				$ 200
Customer Concentration Risk | Revenue Benchmark | Two Customers
Disaggregation of Revenue [Line Items]
Concentration risk, percentage			38.00%
Customer Concentration Risk | Revenue Benchmark | Three Customer
Disaggregation of Revenue [Line Items]
Concentration risk, percentage				24.00%
Central And South America
Disaggregation of Revenue [Line Items]
Total sales	$ 1,500	$ 900	$ 2,600	$ 1,300