Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Jun. 30, 2019
Apr. 30, 2019
Cash equivalents $ 0 $ 0 $ 0 $ 0
Cash withdrawn from trust account 856,250      
Unrecognized tax benefits 0 0    
Accrued interest and penalty 0 $ 0    
Federal depository insurance corporation $ 250,000      
Statutory federal income tax rate 21.00% 21.00%    
US Treasury Bill Securities        
Cash withdrawn from trust account $ 2,246,250      
Warrant        
Amount of antidilutive securities excluded from computation of earnings per share 38,800,000