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Equity Method Investments - Additional Information (Details) - USD ($)
$ in Thousands
 9 Months Ended
Dec. 16, 2024
Sep. 30, 2025
Dec. 31, 2024
Schedule of Equity Method Investments [Line Items]      
Equity method investments   $ 111,589 $ 111,269
Talos Mexico      
Schedule of Equity Method Investments [Line Items]      
Equity method investment, ownership interest   50.10% 50.10%
Equity method investments   $ 111,600 $ 110,200
Talos Mexico | Equity Method Investee | Variable Interest Entity, Not Primary Beneficiary      
Schedule of Equity Method Investments [Line Items]      
Oil and gas ownership working interest   17.40%  
Talos Mexico | Equity Method Investee | Variable Interest Entity, Not Primary Beneficiary | Earnout      
Schedule of Equity Method Investments [Line Items]      
Proceeds from sale of equity method investment $ 33,100    
Talos Mexico | Pro Forma | Variable Interest Entity, Not Primary Beneficiary | Zama Field      
Schedule of Equity Method Investments [Line Items]      
Equity method investment, ownership interest 20.00%    
Talos Mexico | Pro Forma | Equity Method Investee | Variable Interest Entity, Not Primary Beneficiary      
Schedule of Equity Method Investments [Line Items]      
Percentage of equity interests sold 30.10%    
Proceeds from sale of equity method investment $ 49,700    
Talos Mexico | Pro Forma | Zamajal [Member]      
Schedule of Equity Method Investments [Line Items]      
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage 80.00%