Basis of Presentation and Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue from External Customer [Line Items]
Total net sales	$ 1,055	$ 1,480	$ 1,985	$ 3,541
Commercial
Revenue from External Customer [Line Items]
Total net sales	442	975	763	2,109
MMM products
Revenue from External Customer [Line Items]
Total net sales	$ 613	$ 505	$ 1,222	$ 1,432