CONDENSED CONSOLIDATED STATEMENT OF EQUITY (Unaudited) - USD ($) $ in Thousands		Total	At-The-Market Offering	Private Placement	Ideanomics Shareholders’ equity	Ideanomics Shareholders’ equity At-The-Market Offering	Ideanomics Shareholders’ equity Private Placement	Common Stock	Common Stock At-The-Market Offering	Common Stock Private Placement	Additional Paid-in  Capital	Additional Paid-in  Capital At-The-Market Offering	Additional Paid-in  Capital Private Placement	Accumulated Deficit	Accumulated Other Comprehensive Loss	Non-controlling Interest
Beginning balance (in shares) at Dec. 31, 2020								344,861,295
Beginning balance at Dec. 31, 2020		$ 187,434			$ 183,695			$ 345			$ 531,866			$ (349,747)	$ 1,231	$ 3,739	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation		2,040			2,040						2,040
Contingent shares		7,658			7,658						7,658
Common stock issuance for acquisition (in shares)								10,181,299
Common stock issuance for acquisition		32,377			32,377			$ 10			32,367
Common stock issuance for professional fee (in shares)								440,909
Common stock issuance for professional fee		1,162			1,162						1,162
Common stock issued under employee stock incentive plan (in shares)								475,000
Common stock issued under employee stock incentive plan		251			251						251
Common stock issuance (in shares)								17,615,534
Common stock issuance		53,407			53,407			$ 18			53,389
Common stock issuance for convertible note (in shares)								45,895,763
Common stock issuance for convertible note		140,126			140,126			$ 46			140,080
Net income (loss)		(6,719)			(6,483)									(6,483)		(236)	[1]
Foreign currency translation adjustments, net of nil tax		(693)			(380)										(380)	(313)	[1]
Ending balance (in shares) at Mar. 31, 2021								419,469,800
Ending balance at Mar. 31, 2021		417,043			413,853			$ 419			768,813			(356,230)	851	3,190	[1]
Beginning balance (in shares) at Dec. 31, 2020								344,861,295
Beginning balance at Dec. 31, 2020		187,434			183,695			$ 345			531,866			(349,747)	1,231	3,739	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuance (in shares)										10,000,000
Common stock issuance										$ 27,300
Changes in available-for-sale securities fair value		(20)
Foreign currency translation adjustments, net of nil tax		(733)
Ending balance (in shares) at Jun. 30, 2021								466,354,487
Ending balance at Jun. 30, 2021		543,198			540,282			$ 466			901,943			(362,925)	798	2,916	[1]
Beginning balance (in shares) at Dec. 31, 2020								344,861,295
Beginning balance at Dec. 31, 2020		187,434			183,695			$ 345			531,866			(349,747)	1,231	3,739	[1]
Ending balance (in shares) at Dec. 31, 2021								497,272,525
Ending balance at Dec. 31, 2021		365,368			363,027			$ 497			968,066			(605,758)	222	2,341	[1]
Beginning balance (in shares) at Mar. 31, 2021								419,469,800
Beginning balance at Mar. 31, 2021		417,043			413,853			$ 419			768,813			(356,230)	851	3,190	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation		2,007			2,007						2,007
Common stock issuance for acquisition (in shares)								6,733,497
Common stock issuance for acquisition		21,127			21,127			$ 7			21,120
Common stock issuance for professional fee (in shares)								260,000
Common stock issuance for professional fee		656			656						656
Common stock issued under employee stock incentive plan (in shares)								4,590,000
Common stock issued under employee stock incentive plan		7,740			7,740			$ 5			7,735
Common stock issuance (in shares)									25,301,190	10,000,000
Common stock issuance			$ 74,347	$ 27,300		$ 74,347	$ 27,300		$ 25	$ 10		$ 74,322	$ 27,290
Changes in available-for-sale securities fair value		(20)			(20)										(20)
Net income (loss)	[1]	(6,962)			(6,695)									(6,695)		(267)
Foreign currency translation adjustments, net of nil tax		(40)			(33)										(33)	(7)	[1]
Ending balance (in shares) at Jun. 30, 2021								466,354,487
Ending balance at Jun. 30, 2021		543,198			540,282			$ 466			901,943			(362,925)	798	2,916	[1]
Beginning balance (in shares) at Dec. 31, 2021								497,272,525
Beginning balance at Dec. 31, 2021		365,368			363,027			$ 497			968,066			(605,758)	222	2,341	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation		2,355			2,355						2,355
Common stock issuance for professional fee (in shares)								350,000
Common stock issuance for professional fee		435			435			$ 1			434
Common stock issued under employee stock incentive plan (in shares)								125,000
Common stock issued under employee stock incentive plan		66			66						66
Tax withholding paid for net share settlement of equity awards		(83)			(83)						(83)
Deconsolidation of subsidiary		(236)														(236)	[1]
Acquisitions		24,778														24,778	[1]
Net income (loss)		(29,092)			(28,512)									(28,512)		(580)	[1]
Foreign currency translation adjustments, net of nil tax		1,209			925										925	284	[1]
Ending balance (in shares) at Mar. 31, 2022								497,747,525
Ending balance at Mar. 31, 2022		364,800			338,213			$ 498			970,838			(634,270)	1,147	26,587	[1]
Beginning balance (in shares) at Dec. 31, 2021								497,272,525
Beginning balance at Dec. 31, 2021		365,368			363,027			$ 497			968,066			(605,758)	222	2,341	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Changes in available-for-sale securities fair value		0
Foreign currency translation adjustments, net of nil tax		(7,803)
Ending balance (in shares) at Jun. 30, 2022								497,747,525
Ending balance at Jun. 30, 2022		319,427			296,471			$ 498			973,701			(672,037)	(5,691)	22,956	[1]
Beginning balance (in shares) at Mar. 31, 2022								497,747,525
Beginning balance at Mar. 31, 2022		364,800			338,213			$ 498			970,838			(634,270)	1,147	26,587	[1]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation		$ 2,863			2,863						2,863
Common stock issuance (in shares)		0
Acquisitions		$ 49														49	[1]
Changes in available-for-sale securities fair value		0
Net income (loss)		(39,273)			(37,767)									(37,767)		(1,506)	[1]
Foreign currency translation adjustments, net of nil tax		(9,012)			(6,838)										(6,838)	(2,174)	[1]
Ending balance (in shares) at Jun. 30, 2022								497,747,525
Ending balance at Jun. 30, 2022		$ 319,427			$ 296,471			$ 498			$ 973,701			$ (672,037)	$ (5,691)	$ 22,956	[1]

[1] Excludes accretion of dividend for redeemable non-controlling interest.