Summary of Significant Accounting Policies - Calculation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Basic loss per share:
Net loss from continuing operations	$ (84,485)			$ (105,802)			$ (222,062)	$ (329,129)
Less: Net loss attributable to non-controlling interest	5	$ 10	$ 11	98	$ 150	$ 93	26	341
Net loss from continuing operations available to common shareholders	(84,480)			(105,704)			(222,036)	(328,788)
Less: Income (Loss) from discontinued operations, net of tax	669			(46,944)			4,672	(80,708)
Net loss attributable to common shareholders	$ (83,811)			$ (152,648)			$ (217,364)	$ (409,496)
Shares used in computation:
Basic (in shares)	292,693,961			186,750,504			270,078,947	176,503,992
Diluted (in shares)	292,693,961			186,750,504			270,078,947	176,503,992
Basic loss per share from continuing operations (in dollars per share)	$ (0.29)			$ (0.57)			$ (0.82)	$ (1.86)
Diluted loss per share from continuing operations (in dollars per share)	(0.29)			(0.57)			(0.82)	(1.86)
Basic loss per share from discontinued operations (in dollars per share)	0			(0.25)			0.02	(0.46)
Diluted loss per share from discontinued operations (in dollars per share)	0			(0.25)			0.02	(0.46)
Basic loss per share (in usd per share)	(0.29)			(0.82)			(0.80)	(2.32)
Diluted loss per share (in usd per share)	$ (0.29)			$ (0.82)			$ (0.80)	$ (2.32)