Notes Receivable from Third Parties - Schedule (Details) € in Millions	3 Months Ended			12 Months Ended
	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 EUR (€)	Jul. 29, 2022 USD ($) payment	May 20, 2022 EUR (€)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Aug. 30, 2021 USD ($)	Aug. 30, 2021 EUR (€)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable from third parties, net	$ 31,653,000			$ 31,653,000					$ 54,907,000
Principal	$ 15,669,000			$ 15,669,000					57,811,000
Via Motor Note | Convertible Debenture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest rate	4.00%			4.00%	4.00%					4.00%	4.00%
Inobat Note | Convertible Debenture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest rate										8.00%	8.00%
Timios Promissory Note | Mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal								$ 500,000
Proceeds from sale of notes receivable	$ 300,000
Loss on sale of notes receivable				$ 200,000
Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	89,550,000			89,550,000					54,319,000
Interest	3,699,000			3,699,000					588,000
Unrealized Gains	0			0					0
Unrealized Losses	(1,083,000)			(1,083,000)					0
Impairment	(60,513,000)			(60,513,000)					0
Notes receivable from third parties, net	31,653,000			31,653,000					54,907,000
VIA Motors International, Inc. | Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	63,218,000			63,218,000					42,500,000	$ 42,500,000
Interest	2,603,000			2,603,000					578,000
Unrealized Gains	0			0					0
Unrealized Losses	0			0					0
Impairment	(34,213,000)			(34,213,000)					0
Notes receivable from third parties, net	31,608,000			31,608,000					43,078,000
Via Motors International, Inc Note Two | Via Motor Note | Convertible Debenture
Accounts, Notes, Loans and Financing Receivable [Line Items]
Principal | €					€ 16.3		€ 2.2
Notes receivable from related party	4,600,000	$ 4,400,000	$ 5,100,000
Inobat | Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	11,819,000			11,819,000					11,819,000	$ 11,400,000	€ 10.0
Interest	863,000			863,000					10,000
Unrealized Gains	0			0					0
Unrealized Losses	(1,083,000)			(1,083,000)					0
Impairment	(11,599,000)			(11,599,000)					0
Notes receivable from third parties, net	0			0					$ 11,829,000
Timios | Three Point Five Percentage Mortgage Promissory Notes
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest rate								3.50%
Timios | Four Point Eight Seven Five Percentage Mortgage Promissory Notes
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest rate								4.875%
Timios | Mortgage Promissory Notes Member
Accounts, Notes, Loans and Financing Receivable [Line Items]
Periodic payment				3,000
Timios | Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	0			0
Interest	0			0
Unrealized Gains	0			0
Unrealized Losses	0			0
Impairment	0			0
Notes receivable from third parties, net	0			0
Green Power Motor Company | Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	45,000			45,000
Interest	0			0
Unrealized Gains	0			0
Unrealized Losses	0			0
Impairment	0			0
Notes receivable from third parties, net	45,000			45,000
Notes receivable, face amount						$ 43,500
Fixed interest rate						7.50%
Number of consecutive monthly payments | payment						80
Via Motor Note Two | Convertible promissory note and interest
Accounts, Notes, Loans and Financing Receivable [Line Items]
Cost	14,468,000			14,468,000
Interest	233,000			233,000
Unrealized Gains	0			0
Unrealized Losses	0			0
Impairment	(14,701,000)			(14,701,000)
Notes receivable from third parties, net	$ 0			$ 0