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Goodwill and Intangible Assets - Goodwill Roll Forward (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Mar. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Goodwill [Roll Forward]
Beginning balance	$ 16,161	$ 16,161	$ 705
Measurement period adjustments			186
Effect of change in foreign currency exchange rates		(2,752)	(1)
Acquisitions		58,689	117,445
Disposal of Grapevine			(704)
Impairment loss			(101,470)
Ending balance		72,098	16,161
WAVE
Goodwill [Roll Forward]
Impairment loss	(35,700)
US Hybrid
Goodwill [Roll Forward]
Impairment loss	(42,200)
Solectrac
Goodwill [Roll Forward]
Impairment loss	$ (17,700)
Timios Reporting Unit
Goodwill [Roll Forward]
Impairment loss			(5,600)
Amount exceeding fair value		$ 19,500
Timios Reporting Unit \| Trade name
Goodwill [Roll Forward]
Impairment loss			(700)
Timios Reporting Unit \| Lender relationships
Goodwill [Roll Forward]
Impairment loss			$ (13,200)