Balance Sheet Components - Deferred Revenue (Details) - USD ($) $ in Thousands	12 Months Ended			36 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2021	Dec. 31, 2024
Deferred Revenue
Revenue	$ 50,402	$ 63,765
Deferred revenue	78	336		$ 78
Development of a strategic radiation hardened field programmable gate array product arrangement
Deferred Revenue
Total amount of consideration to be received	1,800
Amount billed for the performance under contractual agreements	1,600
Revenue	1,500
Deferred revenue	100			100
Revenue expected to be recognized	100			100
Development of a strategic radiation hardened high-reliability eMRAM macro
Deferred Revenue
Total amount of consideration to be received	1,200
Amount billed for the performance under contractual agreements	1,200
Revenue	1,100
Deferred revenue	100			100
Revenue expected to be recognized	100			100
RAD Hard product 1 arrangement
Deferred Revenue
Total amount of consideration to be received			$ 6,500
Revenue	700			6,400
Deferred revenue	100	$ 300		100
Revenue expected to be recognized	$ 100			$ 100