SIGNIFICANT ACCOUNTING POLICIES - Basic and Diluted (Details) - USD ($)		2 Months Ended	3 Months Ended					8 Months Ended	9 Months Ended
		Mar. 31, 2020	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2020	Sep. 30, 2021
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income attributable to Class A ordinary shares			$ 11,039,693			$ 0		$ 0	$ 16,103,898
Net income (loss)		$ (112,317)	$ 13,799,616	$ (14,050,247)	$ 20,380,504	$ (81)	$ 98,553	$ (13,845)	$ 20,129,873
Class A Ordinary Shares
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Diluted weighted average shares outstanding (in shares)			100,000,000			0		0	100,000,000
Basic weighted average shares outstanding (in shares)			100,000,000			0		0	100,000,000
Basic net income per share (in dollars per share)			$ 0.11			$ 0		$ 0	$ 0.16
Diluted net income per share (in dollars per share)			$ 0.11			$ 0		$ 0	$ 0.16
Net income (loss)			$ 11,039,693			$ 0		$ 0	$ 16,103,898
Class B Ordinary Shares
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Diluted weighted average shares outstanding (in shares)	[1]		25,000,000			25,000,000		25,000,000	25,000,000
Basic weighted average shares outstanding (in shares)	[1]		25,000,000			25,000,000		25,000,000	25,000,000
Basic net income per share (in dollars per share)			$ 0.11			$ (0.00)		$ (0.00)	$ 0.16
Diluted net income per share (in dollars per share)			$ 0.11			$ (0.00)		$ 0.00	$ 0.16
Net income (loss)			$ 2,759,923			$ (81)		$ (13,845)	$ 4,025,975

[1] On February 4, 2021, the Company consummated the sale of Over-Allotment Units pursuant to the underwriters’ partial exercise of their over-allotment option. Share amounts as of September 30, 2020 have been retroactively restated to account for the share recapitalization events as discussed in Note 5.