Revenue (Tables)

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

Total revenue based on the disaggregation criteria described above, as well as revenue by segment, are as follows (in thousands):

	Three Months Ended September 30,
	2022				2021
	Revenue		% of Revenue		Revenue		% of Revenue
Revenue by primary geographical market:
North America	$	12,440	97	%	$	5,713	72	%
Asia Pacific	168		1	%	—		—	%
Europe and Middle East	177		2	%	2,265		28	%
Total	$	12,785	100	%	$	7,978	100	%
Revenue by timing of recognition:
Recognized at a point in time	$	6,728	53	%	$	873	11	%
Recognized over time	6,057		47	%	7,105		89	%
Total	$	12,785	100	%	$	7,978	100	%
Revenue by segment:
Autonomy Solutions	$	6,777	53	%	$	7,550	95	%
ATS	6,008		47	%	428		5	%
Total	$	12,785	100	%	$	7,978	100	%

	Nine Months Ended September 30,
	2022				2021
	Revenue		% of Revenue		Revenue		% of Revenue
Revenue by primary geographical market:
North America	$	26,124	88	%	$	12,313	63	%
Asia Pacific	2,960		10	%	475		2	%
Europe and Middle East	488		2	%	6,812		35	%
Total	$	29,572	100	%	$	19,600	100	%
Revenue by timing of recognition:
Recognized at a point in time	$	10,067	34	%	$	4,914	25	%
Recognized over time	19,505		66	%	14,686		75	%
Total	$	29,572	100	%	$	19,600	100	%
Revenue by segment:
Autonomy Solutions	$	16,854	57	%	$	17,708	90	%
ATS	12,718		43	%	1,892		10	%
Total	$	29,572	100	%	$	19,600	100	%

Schedule of Opening and Closing Balances of Contract Liabilities and Significant Changes in Contract Liabilities

The opening and closing balances of contract assets were as follows (in thousands):

	September 30, 2022		December 31, 2021
Contract assets, current	$	18,402	$	9,907
Contract assets, non-current	1,427		—
Ending balance	$	19,829	$	9,907

The significant changes in contract assets balances consisted of the following (in thousands): 

	September 30, 2022		December 31, 2021
Beginning balance	$	9,907	$	—
Amounts billed that were included in the contract assets beginning balance	(1,602)
Revenue recognized for performance obligations that have been satisfied but for which amounts have not been billed	11,524		9,907
Ending balance	$	19,829	$	9,907

The opening and closing balances of contract liabilities were as follows (in thousands):

	September 30, 2022		December 31, 2021
Contract liabilities, current	$	3,463	$	898
Contract liabilities, non-current	134		—
Ending balance	$	3,597	$	898

The significant changes in contract liabilities balances consisted of the following (in thousands): 

	September 30, 2022		December 31, 2021
Beginning balance	$	898	$	2,284
Revenue recognized that was included in the contract liabilities beginning balance	(489)		(1,792)
Net increase due to cash received and not recognized as revenue and billings in excess of revenue recognized during the period	3,188		406
Ending balance	$	3,597	$	898