Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 75,395	$ 69,779	$ 40,698
Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	100.00%	100.00%	100.00%
Revenue from contract with customer benchmark | Revenue Recognition Timing Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	100.00%	100.00%	100.00%
Revenue from contract with customer benchmark | Segment Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	100.00%	100.00%	100.00%
Autonomy Solutions
Disaggregation of Revenue [Line Items]
Revenue	$ 53,480	$ 48,835	$ 24,353
Autonomy Solutions | Revenue from contract with customer benchmark | Segment Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	71.00%	70.00%	60.00%
ATS
Disaggregation of Revenue [Line Items]
Revenue	$ 21,915	$ 20,944	$ 16,345
ATS | Revenue from contract with customer benchmark | Segment Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	29.00%	30.00%	40.00%
Recognized at a point in time
Disaggregation of Revenue [Line Items]
Revenue	$ 62,608	$ 45,049	$ 17,595
Recognized at a point in time | Revenue from contract with customer benchmark | Revenue Recognition Timing Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	83.00%	65.00%	43.00%
Recognized over time
Disaggregation of Revenue [Line Items]
Revenue	$ 12,787	$ 24,730	$ 23,103
Recognized over time | Revenue from contract with customer benchmark | Revenue Recognition Timing Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	17.00%	35.00%	57.00%
North America
Disaggregation of Revenue [Line Items]
Revenue	$ 71,939	$ 64,083	$ 35,032
North America | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	95.00%	92.00%	86.00%
Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue	$ 561	$ 1,178	$ 3,703
Asia Pacific | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	1.00%	2.00%	9.00%
Europe and Middle East
Disaggregation of Revenue [Line Items]
Revenue	$ 2,895	$ 4,518	$ 1,963
Europe and Middle East | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	4.00%	6.00%	5.00%