Goodwill and Intangibles (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Goodwill and Intangibles
Goodwill from Acquisition of VCN	$ 6,757,000
Measurement period adjustment related to the estimate of acquired liabilities	277,000
increase in other receivables	176,000
In-process R&D measurement period adjustment	810,000
In-process R&D deferred tax liabilities	4,787,000	$ 0
In-process R&D decrease in goodwill	607,000
V C N
Goodwill and Intangibles
Indefinite-lived in-process research and development intangible asset	19,700,000
Measurement period adjustment related to the estimate of acquired liabilities	277,000
increase in other receivables	176,000
In-process R&D measurement period adjustment	810,000
In-process R&D deferred tax liabilities	202,000
In-process R&D decrease in goodwill	$ 1,061,000