CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (4,688)	$ (1,018)	$ (426)
Other comprehensive (loss) income	0	0	0
Comprehensive loss	$ (4,688)	$ (1,018)	$ (426)