Common Stock, Preferred Stock and Equity Plans - Restricted Stock and Restricted Stock Units (Details) - Restricted Stock Units (excluding PSUs) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Number of Shares
Beginning of the period (in shares)	2,909
Granted (in shares)	1,710
Vested (in shares)	(1,445)
Cancelled (in shares)	(261)
End of the period (in shares)	2,913	2,909
Weighted-average Grant-date Fair Value
Beginning of the period (in dollars per share)	$ 213.17
Granted (in dollars per share)	258.39
Vested (in dollars per share)	209.08
Cancelled (in dollars per share)	228.88
End of the period (in dollars per share)	$ 240.54	$ 213.17
Restricted stock vested in period, total fair value	$ 372.5	$ 281.1	$ 391.7