Balance Sheet Components - Deferred Revenue (Details) - USD ($)	12 Months Ended		24 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022
Deferred Revenue
Revenue	$ 59,985,000	$ 55,146,000
Deferred licensing revenue	821,000	832,000	$ 821,000
RAD Hard product 1 agreement
Deferred Revenue
Total amount of consideration to be received		$ 6,500,000
Amount billed for the performance under contractual agreements	5,800,000
Revenue	1,700,000		5,000,000.0
Deferred licensing revenue	800,000		800,000
Revenue expected to be recognized	1,500,000		1,500,000
RAD Hard product 2 agreement
Deferred Revenue
Total amount of consideration to be received	6,500,000
Amount billed for the performance under contractual agreements	300,000
Revenue	300,000
Deferred licensing revenue	$ 0		$ 0