Summary of Stock Option Activity (Detail) - Stock Option Awards - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	9 Months Ended
Sep. 30, 2025
Options outstanding, shares
Beginning Balance	4,956
Granted	54
Exercised	(1,016)
Forfeited/Expired	(238)
Ending Balance	3,757
Exercisable as of June 30, 2025	2,780
Expected to vest as of June 30, 2025	977
Total	3,757
Weighted Average Exercise Price Per Share
Beginning Balance	$ 38.56
Granted	301.19
Exercised	36.84
Forfeited/Expired	45.81
Ending Balance	42.36
Exercisable as of June 30, 2025	38.26
Expected to vest as of June 30, 2025	54.05
Total	$ 42.36
Aggregate Intrinsic Value
Exercised	$ 331,793
Exercisable as of June 30, 2025	789,282
Expected to vest as of June 30, 2025	262,887
Total	$ 1,052,169
Weighted Average Remaining Contractual Term (Years)
Exercisable as of June 30, 2025	5 years 6 months
Expected to vest as of June 30, 2025	7 years 1 month 6 days
Total	5 years 10 months 24 days

Share-based compensation arrangement by share-based payment award, options, aggregate intrinsic value.

No definition available.

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Aggregate intrinsic value of share options expected to vest at the date of the latest statement of financial position. Excludes options already vested.

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Share options expected to vest at the date of the latest statement of financial position. In other words, unvested shares, net of expected forfeitures.

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Weighted average exercise price of share options expected to vest at the date of the latest statement of financial position. Excludes options already vested.

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Weighted average remaining contractual term of share options expected to vest at the date of the latest statement of financial position. Excludes options already vested.

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- Definition

Share-based compensation arrangement by share-based payment award options outstanding weighted average remaining contractual term.

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No definition available.

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- Definition

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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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-Publisher FASB
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- Definition

For presentations that combine terminations, 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 or that expired.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
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-Publisher FASB
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- Definition

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

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- Definition

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

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- Definition

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

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- Definition

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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- Definition

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

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- Definition

Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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-Section 50
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-Subparagraph (e)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

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

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- Definition

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

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- Definition

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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-Name Accounting Standards Codification
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- Definition

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 fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
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