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Fair Value Measurements - Litigation Financing - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Fair Value Disclosures [Abstract]
Derivative instrument value	$ 53.5		$ 53.5		$ 52.1
Fair value of the obligation			53.5		$ 52.1
Asset at fair value, changes in fair value resulting from changes in assumptions	$ 0.8	$ 1.7	$ 1.4	$ 3.4

X

- Definition

Fair value of the obligation

+ References

No definition available.

+ Details

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X

- Definition

Amount of increase (decrease) in fair value from changes in the assumptions or model used to calculate the fair value of a contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

No definition available.

+ Details

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X

- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

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- References

No definition available.

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