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Consolidated Statements of Comprehensive Loss - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Statement of Comprehensive Income [Abstract]    
NET LOSS $ (255) $ (247)
Changes in fair value of available-for-sale securities, net of reclassifications into earnings, net of deferred taxes of $0 and $0 in 2022 and 2021, respectively (1) 0
Total other comprehensive loss (1) 0
COMPREHENSIVE LOSS $ (256) $ (247)