Debt Instrument, Convertible, Conversion Price Of Common Stock

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- Definition

Debt Instrument, Grace Period

+ References

No definition available.

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- Definition

Represents the installment payable on debt.

+ References

No definition available.

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- Definition

Debt Instrument, Interest Rate, Stated Percentage, In Event Of Default

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No definition available.

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- Definition

Debt Instrument, Loan Forgiveness Period

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- Definition

Represents the number of installments.

+ References

No definition available.

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- Definition

Debt Instrument, Redemption Of Unpaid Principal Per Month

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No definition available.

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- Definition

Initial Executed an Unsecured Promissory Note

+ References

No definition available.

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- Definition

Unsecured Promissory Note

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No definition available.

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- Definition

Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.

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- Definition

The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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- Definition

Amount of assets pledged to secure a debt instrument.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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No definition available.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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No definition available.

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Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Weighted average interest rate of debt outstanding.

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No definition available.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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Weighted average interest rate of long-term debt outstanding calculated at point in time.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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The cash outflow for a borrowing supported by a written promise to pay an obligation.

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Name:	dei_LegalEntityAxis=idex_GrapevineLogicIncMember
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Promissory Notes - Additional Information (Details) $ / shares in Units, shares in Millions											1 Months Ended	3 Months Ended	12 Months Ended
	Jan. 13, 2023 USD ($)	Oct. 25, 2022 USD ($) day $ / shares	Aug. 29, 2022 USD ($) day $ / shares	Oct. 25, 2021 USD ($) $ / shares	Feb. 24, 2021 USD ($)	Nov. 10, 2020 USD ($) installment	May 13, 2020 USD ($) installment	May 03, 2020 USD ($) installment	May 01, 2020 USD ($) installment	Apr. 10, 2020 USD ($)	Dec. 31, 2022 USD ($) party	Jun. 30, 2020 USD ($)	Dec. 31, 2022 USD ($) party shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($)	Dec. 13, 2022 USD ($)
Debt Instrument [Line Items]
Weighted average interest rate											8.10%		8.10%	4.00%
Principal											$ 15,669,000		$ 15,669,000	$ 57,811,000
Net lease liabilities											16,383,000		16,383,000
Proceeds from issuance of convertible notes													4,875,000	295,000,000	$ 27,000,000
Debt, current											13,219,000		13,219,000	58,121,000
Debt, noncurrent											1,957,000		$ 1,957,000	0
Convertible Debenture
Debt Instrument [Line Items]
Principal and accrued and unpaid interest														$ 17,600,000
Shares issued upon conversion of debt (in shares) \| shares														9.4
Interest expense														$ 600,000
Convertible Debenture \| YA II PN, Ltd
Debt Instrument [Line Items]
Conversion price (in dollars per share) \| $ / shares			$ 1.50
Gross proceeds			$ 16,700,000
Percentage of stock price trigger			85.00%
Consecutive trading days \| day			7
Conversion price of common stock (in dollars per share) \| $ / shares			$ 0.20
Convertible Debenture \| YA II PN, Ltd \| Convertible Debenture
Debt Instrument [Line Items]
Principal		$ 6,500,000
Interest rate of convertible note		8.00%
Interest rate in the event of default		18.00%
Conversion price (in dollars per share) \| $ / shares		$ 0.05
Percentage of stock price trigger		95.00%
Consecutive trading days \| day		5
Proceeds from issuance of convertible notes		$ 4,900,000
Convertible Debenture \| Convertible Debenture
Debt Instrument [Line Items]
Interest rate in the event of default				18.00%
Convertible Debenture \| Convertible Debenture \| YA II PN, Ltd
Debt Instrument [Line Items]
Principal				$ 75,000,000
Total purchase price in asset acquisition				$ 75,000,000
Interest rate of convertible note				4.00%
Interest rate in the event of default				18.00%
Conversion price (in dollars per share) \| $ / shares				$ 1.88
Redemption of unpaid principal per month				$ 8,300,000
YA II PN Note 4
Debt Instrument [Line Items]
Shares converted (in shares) \| shares													45.9
YA II PN Note 4 \| Convertible Debenture
Debt Instrument [Line Items]
Principal														$ 80,000,000
Interest rate of convertible note														4.00%
Conversion price (in dollars per share) \| $ / shares														$ 4.95
Convertible Debenture Due October 2022 - YA II PN
Debt Instrument [Line Items]
Principal and accrued and unpaid interest													$ 16,800,000
Shares issued upon conversion of debt (in shares) \| shares													67.1
Repayments of principal and accrued unpaid interest													$ 42,200,000
Interest expense													1,200,000
Small Business Association Paycheck Protection Program
Debt Instrument [Line Items]
Principal											219,000		219,000	$ 311,000
Small Business Association Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Payments of principal and interest													95,482	31,674
Promissory Note
Debt Instrument [Line Items]
Principal											2,000,000		2,000,000	0
Promissory Note \| Immediate Family Member of Management or Principal Owner
Debt Instrument [Line Items]
Principal																$ 2,000,000
Interest rate of convertible note																20.00%
Secured collateral																$ 2,400,000
Promissory Note \| Subsequent Event \| Immediate Family Member of Management or Principal Owner
Debt Instrument [Line Items]
Repayments of principal and accrued unpaid interest	$ 2,000,000
Commercial Insurance Premium Finance
Debt Instrument [Line Items]
Principal											$ 1,335,000		$ 1,335,000	0
Commercial Insurance Premium Finance One
Debt Instrument [Line Items]
Interest rate of convertible note											5.49%		5.49%
Number of installments \| party											11
Installment payable											$ 50,320		$ 50,320
Commercial Insurance Premium Finance Two
Debt Instrument [Line Items]
Interest rate of convertible note											6.16%		6.16%
Number of installments \| party											9
Installment payable											$ 100,000		$ 100,000
Other Lending Agreements
Debt Instrument [Line Items]
Principal											$ 7,673,000		$ 7,673,000	0
Weighted average interest rate											5.30%		5.30%
Debt, current											$ 5,700,000		$ 5,700,000
Debt, noncurrent											2,000,000		2,000,000
Unused borrowing capacity											$ 400,000		$ 400,000
Other Lending Agreements \| Maximum
Debt Instrument [Line Items]
Interest rate of convertible note											12.00%		12.00%
Number of installments \| party													68
Other Lending Agreements \| Minimum
Debt Instrument [Line Items]
Interest rate of convertible note											0.10%		0.10%
Number of installments \| party													41
Convertible Debenture due February 24, 2023 – YA II PN
Debt Instrument [Line Items]
Repayments of principal and accrued unpaid interest													$ 2,200,000
Interest expense													1,200,000
Debt discount amortization													1,100,000
Small Business Association Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate of convertible note										1.00%
Number of installments \| installment						18
Proceeds from issuance of convertible notes										$ 300,000
Installment payable						$ 18,993
Delaware Board Of Trade Holdings Inc \| Vendor Notes Payable
Debt Instrument [Line Items]
Interest rate of convertible note							0.25%					4.00%
Interest expense												$ 100,000
Initial amount paid							$ 30,000
Unsecured promissory note							$ 60,000
Number of installments \| installment							2
Net lease liabilities												$ 900,000
Installment payable							$ 30,000
US Hybrid \| Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate of convertible note					1.00%
Proceeds from issuance of convertible notes					$ 500,000
Loan forgiveness period					2 months
Deferment period					10 months
WAVE \| Small Business Association Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate of convertible note								1.00%
Number of installments \| installment								18
Proceeds from issuance of convertible notes								$ 300,000
Installment payable								$ 12,630
Grapevine Logic, Inc. ("Grapevine") \| Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Proceeds from issuance of convertible notes													$ 100,000	$ 100,000
Grapevine Logic, Inc. ("Grapevine") \| Small Business Association Paycheck Protection Program \| Unsecured Debt
Debt Instrument [Line Items]
Interest rate of convertible note									1.00%
Number of installments \| installment									18
Proceeds from issuance of convertible notes									$ 100,000
Installment payable									$ 7,000