SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Net Income (Loss) Per Common Share (Details) - USD ($)	3 Months Ended				9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Sep. 30, 2021
Numerator:
Allocation of net income (loss), as adjusted	$ 2,908,417	$ (1,070,374)	$ 14,897,414	$ (1,905)	$ 16,735,457
Denominator:
Diluted net income (loss) per common share					$ 0.67
Class A common stock
Numerator:
Allocation of net income (loss), as adjusted	$ 2,326,734				$ 13,388,366
Denominator:
Basic weighted average shares outstanding	20,040,000				20,040,000
Diluted weighted average shares outstanding	20,040,000				20,040,000
Basic net income (loss) per common share	$ 0.12				$ 0.67
Diluted net income (loss) per common share	$ 0.12				$ 0.67
Class B common stock
Numerator:
Allocation of net income (loss), as adjusted	$ 581,683			$ (1,905)	$ 3,347,091
Denominator:
Basic weighted average shares outstanding	5,010,000			5,000,000	5,010,000
Diluted weighted average shares outstanding	5,010,000			5,000,000	5,010,000
Basic net income (loss) per common share	$ 0.12			$ 0.00	$ 0.67
Diluted net income (loss) per common share	$ 0.12			$ 0.00	$ 0.67