Summary of Significant Accounting Policies - Schedule of Balance Sheet Excluding Held for Sale Businesses (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and cash equivalents	$ 2,895		$ 3,759
Accounts receivable, net	6,556		5,783
Inventory, net	22,925		27,600
Current assets of discontinued operations	15,089		25,304
Total current assets	60,760		114,038
Property and equipment, net	11,029		8,650
Intangible assets, net	150,652		43,624
Goodwill	51,237		37,775
Operating lease right of use assets	14,702		14,385
Other non-current assets	3,147		2,825
Non-current assets of discontinued operations	1,110		14,004
Total assets	292,637		242,801
Accounts payable and accrued expenses	70,800
Current portion of operating lease liabilities	3,383		3,189
Other current liabilities	13,300
Current liabilities of discontinued operations	10,886		8,764
Total current liabilities	119,519		76,861
Operating lease liabilities - long term	14,093		11,347
Non-current contingent liabilities	60,721		0
Other long-term liabilities	1,457		1,634
Non-current liabilities of discontinued operations	828		1,928
Total liabilities	202,114		96,238
Equity
Common stock	1,408		597
Additional paid-in capital	1,068,697		1,004,082
Accumulated deficit	(986,596)		(866,450)
Accumulated other comprehensive loss	(5,185)		(6,104)
Total Ideanomics, Inc. stockholders' equity	78,324		132,125
Non-controlling interest	802		4,326
Total equity	79,126	$ 89,780	136,451	$ 319,427	$ 364,800	$ 365,368
Total liabilities, convertible redeemable preferred stock, and equity	292,637		242,801
Series A Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	1,262		1,262
Series B Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	5,310		8,850
Series C Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	4,825		0
Pro Forma
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and cash equivalents	901		1,603
Accounts receivable, net	15		30
Inventory, net	573		569
Prepaid expenses and other current assets	3,712		37,099
Current assets of discontinued operations	55,559		74,737
Total current assets	60,760		114,038
Property and equipment, net	3,434		1,455
Intangible assets, net	108,662		25
Goodwill	13,020		0
Operating lease right of use assets	5,204		4,217
Other non-current assets	477		7,660
Non-current assets of discontinued operations	101,080		115,406
Total assets	292,637		242,801
Accounts payable and accrued expenses	49,619		16,445
Current portion of operating lease liabilities	1,291		1,055
Other current liabilities	15,538		8,931
Current liabilities of discontinued operations	53,071		50,430
Total current liabilities	119,519		76,861
Operating lease liabilities - long term	6,404		3,185
Deferred tax liabilities	1,164		(137)
Non-current contingent liabilities	60,721		0
Other long-term liabilities	50		53
Non-current liabilities of discontinued operations	14,256		16,276
Total liabilities	202,114		96,238
Equity
Common stock	1,408		597
Additional paid-in capital	1,068,697		1,004,082
Accumulated deficit	(986,596)		(866,450)
Accumulated other comprehensive loss	(5,185)		(6,104)
Total Ideanomics, Inc. stockholders' equity	78,324		132,125
Non-controlling interest	802		4,326
Total equity	79,126		136,451
Pro Forma | Series A Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	1,262		1,262
Pro Forma | Series B Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	5,310		8,850
Pro Forma | Series C Preferred Stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Convertible redeemable preferred stock	$ 4,825		$ 0