Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2021
NUMERATOR:
Net income	$ 277	$ 446	$ 759	$ 909
Add: Interest expense	5	0	17	0
Net income attributable to common stockholders	$ 282	$ 446	$ 776	$ 909
DENOMINATOR:
Weighted-average shares outstanding, Basic (in shares)	593	592	593	591
Dilutive effects of convertible notes (in shares)	45	14	49	17
Dilutive effect of stock warrants (in shares)	0	1	0	1
Dilutive effect of restricted stock units (in shares)	1	0	1	1
Diluted (in shares)	639	607	643	610
NET INCOME PER SHARE:
BASIC (in USD per share)	$ 0.47	$ 0.75	$ 1.28	$ 1.54
Diluted (in USD per share)	$ 0.44	$ 0.73	$ 1.21	$ 1.49
Initial conversion price (in USD per share)					$ 38.48