Net Income Per Share and Stockholders' Equity - Narrative (Details) - Common stock repurchase program - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Feb. 28, 2022	Dec. 31, 2021
Equity, Class of Treasury Stock [Line Items]
Authorized amount	$ 4,000,000,000		$ 4,000,000,000			$ 2,000,000,000
Remaining authorized amount	$ 2,800,000,000		$ 2,800,000,000		$ 841,000,000
Purchases of treasury stock (in shares)	500,000,000	0	1,249,000,000	0
Stock repurchased during period (in shares)	2,300,000	0	5,500,000	0