FAIR VALUE MEASUREMENTS - Net gain (loss) on change in fair value (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Net gain (loss) on changes in fair value	$ (1,520)	$ (19,138)
Public Warrants [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Net gain (loss) on changes in fair value		(27,180)
Private Placement Warrants [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Net gain (loss) on changes in fair value	$ (1,520)	$ 8,042