Earnings per Share - Basic and Diluted Net Loss per Share Attributable to Common Stockholders (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator:
Net income	$ 79	$ 3,657
Denominator:
Basic weighted-average common shares outstanding (in shares)	386	402
Effect of dilutive securities (in shares)	19	24
Diluted weighted-average common shares outstanding (in shares)	405	426
Basic EPS (in usd per share)	$ 0.20	$ 9.09
Diluted EPS (in usd per share)	$ 0.19	$ 8.58
Anti-dilutive potential common shares excluded from the EPS computation above (in shares)	5	2