Financial Statement Components - Schedule of Intangible Assets (Details) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)
Intangible Assets (Including Goodwill) [Roll Forward]
Beginning of the period	$ 15,556	$ 22,994
Additions	0	0
Amortization	(3,095)	(4,188)
Impairment	(1,475)	(3,250)
End of the period	10,986	15,556
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Total	10,986	15,556
OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Accumulated Amortization	$ (14,069)	$ (10,974)
Weighted Average Remaining Period (Years)	3 years 10 months 24 days	4 years 8 months 12 days
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross Carrying Amount	$ 32,780	$ 32,780
Accumulated Amortization	(14,069)	(10,974)
Impairment	(7,725)	(6,250)
Total	10,986	15,556
IPR&D | OptoGration
Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract]
IPR&D	6,250	6,250
Impairment	(6,250)	(6,250)
Net Carrying Amount	0	0
Customer relationships | OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Gross Carrying Amount	3,730	3,730
Accumulated Amortization	(2,907)	(2,295)
Impairment	(454)	0
Net Carrying Amount	$ 369	$ 1,435
Weighted Average Remaining Period (Years)	6 months	3 years 2 months 12 days
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ (2,907)	$ (2,295)
Customer backlog | OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Gross Carrying Amount	650	650
Accumulated Amortization	(650)	(650)
Impairment	0	0
Net Carrying Amount	0	0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(650)	(650)
Tradename | OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Gross Carrying Amount	620	620
Accumulated Amortization	(558)	(464)
Impairment	0	0
Net Carrying Amount	$ 62	$ 156
Weighted Average Remaining Period (Years)	6 months	1 year 3 months 18 days
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ (558)	$ (464)
Assembled workforce | OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Gross Carrying Amount	130	130
Accumulated Amortization	(130)	(130)
Impairment	0	0
Net Carrying Amount	0	0
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	(130)	(130)
Developed technology | OptoGration
Intangible Assets (Including Goodwill) [Roll Forward]
Gross Carrying Amount	21,400	21,400
Accumulated Amortization	(9,824)	(7,435)
Impairment	(1,021)	0
Net Carrying Amount	$ 10,555	$ 13,965
Weighted Average Remaining Period (Years)	4 years 1 month 6 days	4 years 10 months 24 days
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated Amortization	$ (9,824)	$ (7,435)