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WARRANT LIABILITIES (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Jun. 10, 2021	Dec. 31, 2020
Warrants [Abstract]
Fair value of warrant liabilities	$ 8,176		$ 8,176		$ 11,618	$ 0
Change in fair value of warrant liabilities	$ 6,975	$ 0	$ 3,442	$ 0
Public Warrants [Member]
Warrants [Abstract]
Warrants outstanding (in shares)	3,833,319		3,833,319
Number of shares to be issued upon exercise of warrant (in shares)	1		1
Exercise price of warrant (in dollars per share)	$ 11.50		$ 11.50
Warrant redemption price (in dollars per share)	0.01		$ 0.01
Notice period to redeem warrants			30 days
Share price (in dollars per share)	$ 18.00		$ 18.00
Threshold trading days			20 days
Threshold consecutive trading days			30 days
Period prior to notice of redemption			3 days
Trading day period to calculate fair market value over exercise price of warrants			10 days
Beneficial ownership percentage			50.00%
Warrants exercised (in shares)	0		0
Warrants redeemed (in shares)	0		0
Private Warrants [Member]
Warrants [Abstract]
Warrants outstanding (in shares)	135,000		135,000
Warrant redemption price (in dollars per share)	$ 0.01		$ 0.01
Limitation period to transfer, assign or sell warrants			30 days
Warrants exercised (in shares)	0		0
Warrants redeemed (in shares)	0		0

X

- Definition

Beneficial ownership percentage of the outstanding shares of the Company's Class A common stock that would allow warrants to be settled in cash upon the occurrence of a tender offer or exchange offer.

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Number of warrants or rights exercised.

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- Definition

Period of time in which warrants may not be transferred, assigned or sold after the completion of the Business Combination, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Number of warrants or rights redeemed.

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- Definition

Redemption price per share or per unit of warrants or rights outstanding.

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- Definition

Period to provide written notice to redeem warrants, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Period prior to the Company sending notice of redemption to warrant holders to conclude the 30 consecutive trading days that common stock price must exceed threshold price for specified number of trading days, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Threshold period of specified consecutive trading days that common stock price must exceed threshold price for specified number of trading days, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Threshold number of specified trading days that common stock price must exceed threshold price within a specified consecutive trading period, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Trading day period after Company calls warrants for redemption to calculate the fair market value over the exercise price of the warrants, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

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Number of warrants or rights outstanding.

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
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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, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

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Price of a single share of a number of saleable stocks of a company.

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