Net Loss Per Share - Computation of Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator:
Net loss – basic	$ (148,113)	$ (53,592)
Decrease in fair value of public and private common stock warrant liabilities	0	(3,799)
Net loss – diluted	$ (148,113)	$ (57,391)
Denominator:
Weighted average common shares outstanding - basic (in shares)	401,653,954	356,818,954
Incremental common shares from assumed exercise of private warrants (in shares)	0	3,008,695
Weighted average common shares outstanding - diluted (in shares)	401,653,954	359,827,649
Net income (loss) per share attributable to common stockholders - basic (in dollars per share)	$ (0.37)	$ (0.15)
Net loss per share attributable to common stockholders - diluted (in dollars per share)	$ (0.37)	$ (0.16)