Basis of Presentation and Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue from External Customer [Line Items]
Net sales	$ 1,764	$ 2,749	$ 5,305	$ 7,460
Commercial
Revenue from External Customer [Line Items]
Net sales	1,288	1,522	3,397	3,513
MMM products
Revenue from External Customer [Line Items]
Net sales	$ 476	$ 1,227	$ 1,908	$ 3,947