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Related Party Transactions - Additional Information (Details) - USD ($) $ in Millions	Jul. 13, 2026	Jun. 30, 2026	Dec. 31, 2025	Dec. 08, 2025
Senior Notes | 8.000% Second-Priority Senior Secured Notes due July 2034
Related Party Transaction [Line Items]
Debt instrument interest rate	8.00%
Senior Notes | Slim Family Office | 8.000% Second-Priority Senior Secured Notes due July 2034
Related Party Transaction [Line Items]
Aggregate principal amount	$ 150.0
Subsequent Events | Senior Notes | 8.000% Second-Priority Senior Secured Notes due July 2034
Related Party Transaction [Line Items]
Debt instrument interest rate	8.00%
Beneficial Owner | Control Empresarial de Capitales S.A. de C.V | Maximum
Related Party Transaction [Line Items]
Stock ownership percentage				25.00%
Beneficial Owner | Slim Family
Related Party Transaction [Line Items]
Stock ownership percentage		24.20%
Equity Method Investee
Related Party Transaction [Line Items]
Related party receivable		$ 0.3	$ 0.7
Related Party | Subsequent Events | Banco Inbursa
Related Party Transaction [Line Items]
Advisory fees	$ 0.9
Carso | Equity Method Investee | Talos Mexico | Location, Statement of Financial Position, Balance [Axis]: us-gaap:ReceivablesNetCurrent
Related Party Transaction [Line Items]
Related party receivable		4.2
Carso | Related Party | Lakach Deepwater Natural Gas Field
Related Party Transaction [Line Items]
Related party receivable		$ 2.8	$ 2.8

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