Summary of Significant Accounting Policies - Summary of Estimated Useful Life of Fixed Assets (Detail)	Dec. 31, 2023
Office Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	3 years
Office Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	10 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	10 years
Computer Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	3 years
Computer Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	5 years
Building [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	15 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	40 years
Software [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	3 years
Software [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	5 years
Refined Fuel Plants [Member]
Property, Plant and Equipment [Line Items]
Useful life, years	10 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]	us-gaap:UsefulLifeShorterOfTermOfLeaseOrAssetUtilityMember