Earnings Per Share - Calculation of EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Basic earnings per share:
Net income	$ 1,677,422	$ 1,398,242	$ 4,470,152	$ 4,436,640
Weighted-average shares of common stock outstanding (in shares)	441,537	444,878	443,540	444,529
Basic earnings per share (in USD per share)	$ 3.80	$ 3.14	$ 10.08	$ 9.98
Diluted earnings per share:
Net income	$ 1,677,422	$ 1,398,242	$ 4,470,152	$ 4,436,640
Shares used in computation:
Weighted-average shares of common stock outstanding (in shares)	441,537	444,878	443,540	444,529
Employee stock options (in shares)	8,474	5,466	7,779	6,639
Weighted-average number of shares (in shares)	450,011	450,344	451,319	451,168
Diluted earnings per share (in USD per share)	$ 3.73	$ 3.10	$ 9.90	$ 9.83