Promissory Notes - Schedule of Promissory Notes (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Short-term Debt [Line Items]
Principal Amount	$ 57,788	$ 57,811
Carrying Amount	64,171	58,121
Long-term Note, less current portion	$ 1,850	0
Convertible Debenture
Short-term Debt [Line Items]
Interest Rate	4.00%
Principal Amount	$ 57,500	57,500
Carrying Amount	$ 58,376	57,809
Small Business Association Paycheck Protection Program
Short-term Debt [Line Items]
Interest Rate	1.00%
Principal Amount	$ 288	311
Carrying Amount	288	312
Energica lending arrangements
Short-term Debt [Line Items]
Principal Amount	0	0
Carrying Amount	5,507	0
Less: Current portion	(4,200)
Long-term Note, less current portion	$ 1,300
Energica lending arrangements | Minimum
Short-term Debt [Line Items]
Interest Rate	0.05%
Energica lending arrangements | Maximum
Short-term Debt [Line Items]
Interest Rate	4.50%
Convertible Note
Short-term Debt [Line Items]
Less: Current portion	$ (62,321)	$ (58,121)