Product Warranty and Recall Campaigns - Narrative (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Dec. 31, 2022
Guarantor Obligations
Liability for recall campaigns	$ 957	$ 621	$ 1,011	$ 518	$ 562	$ 566
Recall Campaign
Guarantor Obligations
Liability for recall campaigns	$ 159		$ 0
Electric motorcycles
Guarantor Obligations
Standard product warranty, period (years)	2 years
Battery For Electric Motorcycles
Guarantor Obligations
Standard product warranty, period (years)	5 years