Stock-Based Compensation - Summarized Activity of Stock Options (Detail) - Stock Option $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
Dec. 31, 2025 USD ($) $ / shares shares
Number of Shares
Outstanding at beginning of period (shares) \| shares	250
Granted (shares) \| shares	240
Exercised (in shares) \| shares	(43)
Cancelled/expired/forfeited (in shares) \| shares	(20)
Outstanding at end of period (shares) \| shares	427
Weighted- Average Exercise Price
Outstanding at beginning of period (USD per share) \| $ / shares	$ 74.94
Granted (USD per share) \| $ / shares	108.65
Exercised (USD per share) \| $ / shares	58.73
Cancelled/expired/forfeited (USD per share) \| $ / shares	99.00
Outstanding at end of period (USD per share) \| $ / shares	$ 94.40
Weighted-Average Remaining Contractual Term and Aggregate Intrinsic Value
Outstanding at end of period, weighted-average remaining contractual term (in years)	8 years 6 months
Outstanding at end of period, aggregate intrinsic value \| $	$ 33.6
Exercisable at end of period, number of options (in shares) \| shares	95
Exercisable at end of period, weighted-average exercise price (USD per share) \| $ / shares	$ 71.50
Exercisable at end of period, weighted-average remaining contractual term	7 years 3 months 18 days
Exercisable at end of period, aggregate intrinsic value \| $	$ 9.6

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average price of options that were either forfeited or expired.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Net number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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