Goodwill and Intangible Assets - Amortizing and Indefinite-lived Intangible Assets (Details) - USD ($) $ in Thousands		3 Months Ended					9 Months Ended
	Jan. 15, 2021	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2019	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Jun. 11, 2021	Apr. 20, 2021	Mar. 31, 2021
Amortizing Intangible Assets
Gross Carrying Amount​		$ 99,785	$ 98,775				$ 99,785
Accumulated Amortization		(7,982)	(6,142)				(7,982)
Impairment Loss		(13,683)	(50,618)				(13,683)
Total		78,120	42,015				78,120
Total intangible assets
Gross Carrying Amount​		100,316	99,306				100,316
Impairment Loss		(13,689)					(13,689)
Intangible assets, net		78,645	$ 42,546				78,645
Impairment loss of intangible assets		$ 378		$ 15,183			$ 1,030	$ 15,183
Grapevine Logic, Inc. ("Grapevine")
Total intangible assets
Percentage of ownership interest									100.00%		100.00%
DBOT
Total intangible assets
Percentage of ownership interest acquired						99.00%
Finite-lived intangible assets acquired						$ 8,300
WAVE
Total intangible assets
Percentage of ownership interest acquired	100.00%											100.00%
Fair value of previously held interest	$ 28,616
Solectrac
Total intangible assets
Percentage of ownership interest acquired										78.60%
Percent of battery power		100.00%					100.00%
Tree Technologies Sdn. Bhd.
Total intangible assets
Percentage of ownership interest acquired			51.00%
Fair value of previously held interest			$ 11,300
Timios Title Plant E
Indefinite lived intangible assets
Gross Carrying Amount​		$ 500	500				$ 500
Net Balance		500	500				500
Website Name
Indefinite lived intangible assets
Gross Carrying Amount​		25	25				25
Net Balance		25	25				25
Title License
Indefinite lived intangible assets
Gross Carrying Amount​		6	6				6
Impairment Loss		(6)					(6)
Net Balance		0	6				0
Patents
Indefinite lived intangible assets
Gross Carrying Amount​		0	0				0
Net Balance		0	0				$ 0
Membership Agreements
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							16 years 9 months 18 days
Gross Carrying Amount​		1,179	1,179				$ 1,179
Accumulated Amortization		(665)	(649)				(665)
Impairment Loss		0	0				0
Total		514	530				$ 514
Membership Agreements | DBOT
Total intangible assets
Impairment loss of intangible assets						30
Patents, Trademarks And Brands
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							37 years 8 months 12 days
Gross Carrying Amount​		21,672	39,820				$ 21,672
Accumulated Amortization		(1,385)	(2,715)				(1,385)
Impairment Loss		(1,132)	(30,492)				(1,132)
Total		19,155	6,613				$ 19,155
Customer relationships
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							14 years
Gross Carrying Amount​		12,737					$ 12,737
Accumulated Amortization		(582)					(582)
Impairment Loss		0	0				0
Total		12,155					$ 12,155
Land use rights
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							96 years 3 months 18 days
Gross Carrying Amount​		24,407	27,102				$ 24,407
Accumulated Amortization		(555)	(411)				(555)
Impairment Loss		0	0				0
Total		23,852	26,691				$ 23,852
License
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							22 years 7 months 6 days
Gross Carrying Amount​		1,141	1,000				$ 1,141
Accumulated Amortization		(124)	(65)				(124)
Impairment Loss		0	0				0
Total		1,017	935				$ 1,017
Lender relationships
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							5 years 3 months 18 days
Gross Carrying Amount​		16,600	16,600				$ 16,600
Accumulated Amortization		(1,952)	(1,638)				(1,952)
Impairment Loss		(12,551)	(12,550)				(12,551)
Total		2,097	2,412				$ 2,097
Internally developed software
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							1 year 9 months 18 days
Gross Carrying Amount​		753	452				$ 753
Accumulated Amortization		(203)	(76)				(203)
Impairment Loss		0	0				0
Total		550	376				$ 550
Software
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							10 years 8 months 12 days
Gross Carrying Amount​		4,491	4,492				$ 4,491
Accumulated Amortization		(1,006)	(178)				(1,006)
Impairment Loss		0	0				0
Total		3,485	4,314				$ 3,485
Non-compete
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							0 years
Gross Carrying Amount​		0	520				$ 0
Accumulated Amortization		0	(57)				0
Impairment Loss		0	(463)				0
Total		0	0				$ 0
Technology
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							7 years 6 months
Gross Carrying Amount​		16,655	7,460				$ 16,655
Accumulated Amortization		(1,447)	(347)				(1,447)
Impairment Loss		0	(7,113)				0
Total		15,208	0				$ 15,208
Assembled workforce
Amortizing Intangible Assets
Weighted Average Remaining Useful Life (in years)							1 year 2 months 12 days
Gross Carrying Amount​		150	150				$ 150
Accumulated Amortization		(63)	(6)				(63)
Impairment Loss		0	0				0
Total		$ 87	$ 144				$ 87
Customer Lists
Total intangible assets
Fair value of previously held interest						600
Impairment loss of intangible assets						$ 7,100
Marketing And Distribution Agreement
Total intangible assets
Impairment loss of intangible assets					$ 12,500