Equity Plans and Share Repurchase Program - Restricted Stock Units Activity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Stock-based Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining shares available for grant under the plans	48.8
RSUs
Number of Shares
Balance, beginning (shares)	8.4
Granted (shares)	2.0
Forfeited (shares)	(0.3)
Vested (shares)	(1.4)
Balance, ending (shares)	8.7
Weighted-Average Grant Date Fair Value per Share
Balance, beginning (in dollars per share)	$ 64.70
Granted (in dollars per share)	110.02
Forfeited (in dollars per share)	70.79
Vested (in dollars per share)	58.23
Balance, ending (in dollars per share)	$ 75.85
Compensation cost not yet recognized	$ 605.6
Compensation cost not yet recognized period of recognition	3 years
Restricted Stock Units And Performance Shares
Weighted-Average Grant Date Fair Value per Share
Shares withheld for taxes	0.5	0.6
Amount withheld for taxes	$ 53.8	$ 42.9

Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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