NET LOSS PER SHARE - CALCULATION OF BASIC AND DILUTED INCOME (LOSS) PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Net loss	$ (1,316,697)	$ (10,661)	$ (3,263,165)	$ (5,579)
Less: allocation of earnings to participating securities	0	0	0	0
Net loss attributable to common stockholders	(1,316,697)	(10,661)	(3,263,165)	(5,579)
Net loss attributable to common stockholders	$ (1,316,697)	$ (10,661)	$ (3,263,165)	$ (5,579)
Weighted-average common stock outstanding - basic (in shares)	638,168,188	225,997,444	368,518,894	225,299,165
Dilutive effect of stock options and unvested shares (in shares)	0	0	0	0
Weighted-average common stock outstanding - diluted (in shares)	638,168,188	225,997,444	368,518,894	225,299,165
Net loss per share attributable to common stockholders:
Net income (loss) per share attributable to common stockholders, Diluted (in dollars per share)	$ (2.06)	$ (0.05)	$ (8.85)	$ (0.02)
Net income (loss) per share attributable to common stockholders, Basic (in dollars per share)	$ (2.06)	$ (0.05)	$ (8.85)	$ (0.02)