Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Tax Credit Carryforward [Line Items]
Deferred Tax Liabilities, Net	$ 65,217	$ 70,135
NOL allocated amount	1,690,842
AFG [Member]
Tax Credit Carryforward [Line Items]
NOL allocated amount	1,690,842
United Kingdom
Tax Credit Carryforward [Line Items]
NOL allocated amount	$ 17,286

Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-3

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