Registration of securities issued in business combination transactions

FAIR VALUE MEASUREMENTS - Subsequent Measurement (Details)

v3.21.2
FAIR VALUE MEASUREMENTS - Subsequent Measurement (Details) - USD ($)
2 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2019
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Fair Value Measurement Inputs and Valuation Techniques [Line Items]        
Fair value, Beginning period   $ 3,452,400 $ 1,972,800 $ 1,972,800
Change in valuation inputs or other assumptions   (1,191,900) (945,300)  
Fair value, End period $ 1,972,800 2,260,500 1,027,500 3,452,400
Private Placement Warrants        
Fair Value Measurement Inputs and Valuation Techniques [Line Items]        
Fair value, Beginning period   3,452,400 1,972,800 1,972,800
Initial measurement on October 22, 2019 (IPO) 1,356,300      
Change in valuation inputs or other assumptions 616,500 (1,191,900) (945,300) 1,479,600
Fair value, End period $ 1,972,800 $ 2,260,500 $ 1,027,500 $ 3,452,400