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Segment and Geographic Information - Summary of Geographic Locations of the Ultimate End Customers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue from External Customer [Line Items]
Total revenue	$ 17,873	$ 20,252	$ 33,605	$ 35,462
Taiwan
Revenue from External Customer [Line Items]
Total revenue	6,813	7,219	12,845	9,868
China
Revenue from External Customer [Line Items]
Total revenue	8,667	12,477	14,257	24,300
Singapore
Revenue from External Customer [Line Items]
Total revenue	2,056	0	5,655	0
Rest of the World
Revenue from External Customer [Line Items]
Total revenue	$ 337	$ 556	$ 848	$ 1,294

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