Financial Statement Components - Schedule of Goodwill Allocated to the Company’s Reportable Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Roll Forward]
Beginning balance	$ 7,390	$ 18,816
Impairment of goodwill related to Freedom Photonics	(3,396)	(12,489)
Ending balance	3,994	7,390
Seagate
Goodwill [Roll Forward]
Goodwill related to acquisition of Seagate’s LiDAR business (see Note 3)		1,063
Autonomy Solutions
Goodwill [Roll Forward]
Beginning balance	1,750	687
Impairment of goodwill related to Freedom Photonics	0	0
Ending balance	1,750	1,750
Autonomy Solutions | Seagate
Goodwill [Roll Forward]
Goodwill related to acquisition of Seagate’s LiDAR business (see Note 3)		1,063
ATS
Goodwill [Roll Forward]
Beginning balance	5,640	18,129
Impairment of goodwill related to Freedom Photonics	(3,396)	(12,489)
Ending balance	$ 2,244	5,640
ATS | Seagate
Goodwill [Roll Forward]
Goodwill related to acquisition of Seagate’s LiDAR business (see Note 3)		$ 0