FAIR VALUE MEASUREMENTS - Additional information (Details) - USD ($)		3 Months Ended
Dec. 15, 2020	Dec. 31, 2020
Forward price		$ 10.00
Change in fair value of derivative liabilities		$ 10,659,080
Acquisition date fair value of the private placement warrants		33,919,120
Aggregate purchase price		11,080,000
Cash received in private placement in excess of initial fair value		(664,800)
Fair value assets level 1 to level 2 transfers		0
Fair value assets level 2 to level 1 transfers		0
Fair value assets transferred into (out of) level 3		0
Private Placement
Cash received in private placement in excess of initial fair value		664,800
Private Placement Warrants
Acquisition date fair value of the private placement warrants		10,415,200
Aggregate purchase price		11,080,000
Private Placement Warrants \| Private Placement
Acquisition date fair value of the private placement warrants		10,415,200
Aggregate purchase price	$ 11,080,000	$ 11,080,000

Amount of Adjustments to Additional Paid in Capital, Cash Received In Excess Of Initial Fair Value Of Warrants.

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Forward Purchase Per unit.

+ References

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Amount of expense (income) related to adjustment to fair value of warrant liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
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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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-Section 50
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Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1.

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Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy.

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- Definition

Amount of issuances of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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- Definition

The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

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