Registration of securities issued in business combination transactions

INCOME TAXES (Details)

v3.21.2
INCOME TAXES (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
INCOME TAXES            
Income tax benefit $ (4,318) $ 0 $ (32,238) $ 0 $ (940) $ 0
United States         (34,285) (103,596)
Foreign         (670)  
Loss before income taxes $ (47,498) $ (23,766) $ (134,526) $ (45,570) $ (34,955) $ (103,596)