FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) $ / shares	Dec. 31, 2020 USD ($)
Fair Value Asset Transfers [Abstract]
Transfers from Level 1 to Level 2	$ 0	$ 0
Transfers from Level 2 to Level 1	0	0
Transfers into Level 3	0	0
Transfers out of Level 3	0	0
Fair Value Liability Transfers [Abstract]
Transfers from Level 1 to Level 2	0	0
Transfers from Level 2 to Level 1	0	0
Transfers into Level 3	0	0
Transfers out of Level 3	0	0
Recurring [Member]
Assets [Abstract]
Mutual funds - Cash and cash equivalents	33,965	36,040
Mutual funds - Marketable securities	435,519
Total assets	469,484	36,040
Liabilities [Abstract]
Notes payable		1,749
Total liabilities	7,239	1,749
Recurring [Member] \| Level 1 [Member]
Assets [Abstract]
Mutual funds - Cash and cash equivalents	33,965	36,040
Mutual funds - Marketable securities	435,519
Total assets	469,484	36,040
Liabilities [Abstract]
Notes payable		0
Total liabilities	6,900	0
Recurring [Member] \| Level 2 [Member]
Assets [Abstract]
Mutual funds - Cash and cash equivalents	0	0
Mutual funds - Marketable securities	0
Total assets	0	0
Liabilities [Abstract]
Notes payable		1,749
Total liabilities	0	1,749
Recurring [Member] \| Level 3 [Member]
Assets [Abstract]
Mutual funds - Cash and cash equivalents	0	0
Mutual funds - Marketable securities	0
Total assets	0	0
Liabilities [Abstract]
Notes payable		0
Total liabilities	339	$ 0
Recurring [Member] \| Private Warrants [Member]
Liabilities [Abstract]
Warrants	339
Recurring [Member] \| Private Warrants [Member] \| Level 1 [Member]
Liabilities [Abstract]
Warrants	0
Recurring [Member] \| Private Warrants [Member] \| Level 2 [Member]
Liabilities [Abstract]
Warrants	0
Recurring [Member] \| Private Warrants [Member] \| Level 3 [Member]
Liabilities [Abstract]
Warrants	339
Recurring [Member] \| Public Warrants [Member]
Liabilities [Abstract]
Warrants	6,900
Recurring [Member] \| Public Warrants [Member] \| Level 1 [Member]
Liabilities [Abstract]
Warrants	6,900
Recurring [Member] \| Public Warrants [Member] \| Level 2 [Member]
Liabilities [Abstract]
Warrants	0
Recurring [Member] \| Public Warrants [Member] \| Level 3 [Member]
Liabilities [Abstract]
Warrants	$ 0
Warrants [Member] \| Private Warrants [Member] \| Volatility [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	0.514
Warrants [Member] \| Private Warrants [Member] \| Risk-Free Interest Rate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	0.0118
Warrants [Member] \| Private Warrants [Member] \| Strike Price [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input \| $ / shares	11.50
Warrants [Member] \| Private Warrants [Member] \| Share Price [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input \| $ / shares	7.87
Warrants [Member] \| Private Warrants [Member] \| Expected Life [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants term	4 years 4 months 24 days

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Fair value of financial and nonfinancial obligations.

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Fair value portion of notes payable.

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Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur.

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