Revenue (Tables)

12 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following table summarizes the Company's revenues disaggregated by revenue source, geography (based on the Company's business locations), and timing of revenue recognition (in thousands):

	Year Ended
	December 31, 2023		December 31, 2022
Geographic Markets
North America	$	9,574	$	7,497
Europe	5,885		11,518
Total	$	15,459	$	19,015
Product or Service
Electric vehicle products	$	3,328	$	4,830
Electric vehicle services	72		—
Electric motorcycle products and services	7,590		10,435
Electric motorcycle sponsorship services	743		1,075
Charging, battery and powertrain products	2,932		849
Charging, battery and powertrain services	30		1,482
Other	764		344
Total	$	15,459	$	19,015

Schedule of Contract Liabilities and Assets

The following table provides information about client receivables, contract liabilities and contract assets from contracts with customers:

	Year ended
Balances from contracts with customers:	December 31, 2023		December 31, 2022		December 31, 2021
Accounts receivable, net	$	1,037	$	2,107	$	895
Deferred revenue	2,537		2,186		1,241
Contract assets	34		3,579		2,172

Schedule of Deferred Revenue

The following table reflects the Company’s deferred revenue balance as of December 31, 2023 and 2022 (in thousands):

	Year ended
Deferred revenue from contracts with customers:	December 31, 2023		December 31, 2022
Beginning balance	$	2,186	$	1,241
Revenue recognized, included in beginning balance	(1,600)		(996)
Additions, net of revenue recognized during period, and other	1,951		1,941
Ending Balance	$	2,537	$	2,186