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
Disaggregation of Revenue [Line Items]
Timing of revenue recognition:			Timing of revenue recognition:	Timing of revenue recognition:
Disaggregated revenue		$ 718	$ 664	$ 1,943
Product Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
License And Royalty Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue		718	664	1,943
Contract Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred at Point in Time [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue		718	664	1,943
Transferred at Point in Time [Member] | Product Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred at Point in Time [Member] | License And Royalty Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue		718	664	1,943
Transferred at Point in Time [Member] | Contract Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred over Time [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred over Time [Member] | Product Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred over Time [Member] | License And Royalty Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue
Transferred over Time [Member] | Contract Revenue [Member]
Disaggregation of Revenue [Line Items]
Disaggregated revenue