FAIR VALUE MEASUREMENTS - Level 3 Fair Value Measurements Inputs (Details) - Level 3	Dec. 31, 2020 $ / shares	Sep. 15, 2020 $ / shares
Share price.
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	10.02	9.81
Exercise price
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	11.50	11.50
Term (in years)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	6.00	6.00
Volatility
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	21.00	20.50
Risk-free interest rate
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	0.50	0.51
Expected dividends
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Measurement Input	0.00	0.00