Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Disaggregation of Revenue [Line Items]
Revenue	$ 15,493	$ 16,959	$ 52,911	$ 47,665
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%	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%	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%	100.00%
Autonomy Solutions
Disaggregation of Revenue [Line Items]
Revenue	$ 9,766	$ 11,229	$ 36,066	$ 31,640
Autonomy Solutions | Revenue from contract with customer benchmark | Segment Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	63.00%	66.00%	68.00%	66.00%
ATS
Disaggregation of Revenue [Line Items]
Revenue	$ 5,727	$ 5,730	$ 16,845	$ 16,025
ATS | Revenue from contract with customer benchmark | Segment Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	37.00%	34.00%	32.00%	34.00%
Recognized at a point in time
Disaggregation of Revenue [Line Items]
Revenue	$ 12,609	$ 10,753	$ 43,721	$ 28,043
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)	81.00%	63.00%	83.00%	59.00%
Recognized over time
Disaggregation of Revenue [Line Items]
Revenue	$ 2,884	$ 6,206	$ 9,190	$ 19,622
Recognized over time | Revenue from contract with customer benchmark | Revenue Recognition Timing Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	19.00%	37.00%	17.00%	41.00%
North America
Disaggregation of Revenue [Line Items]
Revenue	$ 14,022	$ 16,367	$ 50,122	$ 43,341
North America | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	91.00%	97.00%	94.00%	91.00%
Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue	$ 202	$ 0	$ 299	$ 1,022
Asia Pacific | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	1.00%	0.00%	1.00%	2.00%
Europe and Middle East
Disaggregation of Revenue [Line Items]
Revenue	$ 1,269	$ 592	$ 2,490	$ 3,302
Europe and Middle East | Revenue from contract with customer benchmark | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of revenue (as percent)	8.00%	3.00%	5.00%	7.00%