FAIR VALUE MEASUREMENTS - Changes in fair value of warrant liabilities (Details) - USD ($)		7 Months Ended
Oct. 26, 2020	Dec. 31, 2020
Public Warrants
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Change in valuation inputs or other assumptions	$ 3,545,833
Fair value as of December 31, 2020		$ 4,370,000
Fair Value, Recurring \| Warrant Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair value as of June 10, 2020 (inception)		0
Initial measurement on September 9, 2020		1,428,600
Change in valuation inputs or other assumptions		3,096,650
Fair value as of December 31, 2020		4,525,250
Fair Value, Recurring \| Public Warrants
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair value as of June 10, 2020 (inception)		0
Initial measurement on September 9, 2020		1,380,000
Change in valuation inputs or other assumptions		2,990,000
Fair value as of December 31, 2020		4,370,000
Fair Value, Recurring \| Private Placement Warrants
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair value as of June 10, 2020 (inception)		0
Initial measurement on September 9, 2020		48,600
Change in valuation inputs or other assumptions		106,650
Fair value as of December 31, 2020		$ 155,250

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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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Amount of increase (decrease) 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Fair value 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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