Share-based Compensation - Schedule of Unamortized Share Based Compensation Incentive Awards (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2025	Dec. 31, 2024
Schedule of Unamortized Share Based Compensation Incentive Awards [Line Items]
Unamortized share-based compensation costs related to each share-based incentive award (in dollars)	$ 18,440	$ 10,125
Incentive Units Other Than Restricted Stock Units Class B Common Stock [Member]
Schedule of Unamortized Share Based Compensation Incentive Awards [Line Items]
Unamortized share-based compensation costs related to each share-based incentive award (in dollars)		$ 10,050
Unamortize share-based compensation costs related to each share-based incentive award (years)		8 months 12 days
Restricted stock units
Schedule of Unamortized Share Based Compensation Incentive Awards [Line Items]
Unamortized share-based compensation costs related to each share-based incentive award (in dollars)	$ 11,779	$ 75
Unamortize share-based compensation costs related to each share-based incentive award (years)	2 years 10 months 24 days	3 months 18 days
Unvested Class A and B common stock
Schedule of Unamortized Share Based Compensation Incentive Awards [Line Items]
Unamortized share-based compensation costs related to each share-based incentive award (in dollars)	$ 6,661
Unamortize share-based compensation costs related to each share-based incentive award (years)	6 months

Schedule of unamortized share based compensation incentive awards.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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