Goodwill and Intangible Assets - Goodwill Roll Forward (Details) $ in Thousands, € in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 EUR (€)
Goodwill [Roll Forward]
Beginning balance	$ 37,775		$ 0
Measurement period adjustments	(2,307)		1,234
Impairment	(13,712)		(22,662)
Acquisitions	13,020		60,395
Effect of change in foreign currency exchange rates	1,118		(1,192)
Ending balance	35,894		37,775
Energica
Goodwill [Roll Forward]
Impairment	$ (3,000)	€ (2.7)	$ (22,700)	€ (21.1)