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v3.26.1

Debt - Additional Information (Details) $ in Thousands |  |  |  |  | 6 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jul. 15, 2029 | Jul. 22, 2026 | Jul. 13, 2026 USD ($) | Jan. 20, 2026 USD ($) | Jun. 30, 2026 USD ($) | Dec. 31, 2025 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Notes issued |  |  |  |  | $ 1,250,000 | $ 1,250,000
Letter of Credit | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of Credit Facility, Commitments |  |  |  | $ 250,000 |  |
Amended and Restated Credit Agreement |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of Credit Facility, Commitments |  |  |  | 700,000 |  |
Credit facility, maximum borrowing capacity |  |  |  | $ 700,000 |  |
Letter of credit facility borrowing, description |  |  |  |  | The A&R Credit Agreement matures on January 20, 2030 and has an initial borrowing base and total commitments of $700.0 million (with a letter of credit facility with a $250.0 million sublimit). |
Debt instrument, maturity date |  |  |  | Jan. 20, 2030 |  |
Percentage of mortgage covering oil and natural gas assets |  |  |  | 85.00% |  |
Amended and Restated Credit Agreement | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument covenant current ratio |  |  |  | 1 |  |
Amended and Restated Credit Agreement | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Consolidated total debt to EBITDAX ratio |  |  |  | 3 |  |
8.000% Second-Priority Senior Secured Notes due July 2034 | Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument interest rate |  |  | 8.00% |  |  |
Debt instrument, maturity date |  |  |  |  | Jul. 15, 2034 |
Debt instrument redemption, description |  |  |  |  | Talos Production may redeem all or a portion of the 8.000% Notes in whole at any time or in part from time to time at the following redemption prices (expressed as percentages of the principal amount) plus accrued and unpaid interest if redeemed during the period commencing on July 15 of the years set forth below |
Debt Instrument, Frequency of Periodic Payment |  |  |  |  | semi-annually |
Debt instrument payment terms |  |  |  |  | semi-annually each January 15 and July 15 |
8.000% Second-Priority Senior Secured Notes due July 2034 | Senior Notes | Forecast |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, redemption price, percentage | 108.00% |  |  |  |  |
Percentage of principal amount redeemed | 40.00% |  |  |  |  |
8.000% Second-Priority Senior Secured Notes due July 2034 | Senior Notes | Pro Forma |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, redemption price, percentage |  |  | 100.00% |  |  |
Debt instrument, repurchase amount |  |  | $ 175,000 |  |  |
9.000% Second-Priority Senior Secured Notes due February 2029 | Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, redemption price, percentage |  |  | 104.50% |  |  |
Debt instrument interest rate |  |  | 9.00% |  |  |
Debt instrument, repurchase amount |  |  | $ 625,000 |  |  |
Revolving Credit Facility Matures on January 20, 2030 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Bank credit facility, description |  |  |  |  | The borrowing base is redetermined by the lenders at least semi-annually during the second quarter and fourth quarter of each year based on a proved reserves report that the Company delivers to the administrative agent of its bank credit facility. |
Revolving Credit Facility Matures on January 20, 2030 | Line of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Notes issued |  |  |  |  | $ 0 | $ 0
Bank Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit facility, maximum borrowing capacity |  |  |  |  | 700,000 |
Bank Credit Facility | Minimum | Pro Forma | Shell Acquisition |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit facility, maximum borrowing capacity |  |  |  |  | 700,000 |
Bank Credit Facility | Maximum | Pro Forma | Shell Acquisition |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit facility, maximum borrowing capacity |  |  |  |  | $ 850,000 |
Bank Credit Facility | Letter of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Bank credit facility, description |  |  |  |  | the Parent Company, Talos Production, and certain other direct and indirect subsidiaries of both the Parent Company and Talos Production entered into the Borrowing Base Redetermination Agreement, Incremental Agreement, and First Amendment to Amended and Restated Credit Agreement (the “First Amendment”). The First Amendment, among other things, permits the incurrence of additional indebtedness in order to fund the Coulomb and Na Kika Acquisition, with such indebtedness excluded from any reduction of the borrowing base that would otherwise result from such incurrence, and reaffirms the borrowing base at $700.0 million as part of the biannual redetermination of the borrowing base, effective upon closing of the First Amendment. The First Amendment also (i) provides for a borrowing base increase from $700.0 million to $850.0 million and (ii) provides for an increase in the letter of credit sublimit from $250.0 million to $300.0 million, in each case, subject to and effective upon the consummation of the Coulomb and Na Kika Acquisition. |
Bank Credit Facility | Letter of Credit | Minimum | Pro Forma | Shell Acquisition |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of Credit Facility, Commitments |  |  |  |  | $ 250,000 |
Bank Credit Facility | Letter of Credit | Maximum | Pro Forma | Shell Acquisition |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of Credit Facility, Commitments |  |  |  |  | $ 300,000 |
One Month Adjusted Term Secured Overnight Financing Rate [Member] | Amended and Restated Credit Agreement |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 1.00% |  |
Base Rate Federal Funds [Member] | Amended and Restated Credit Agreement |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  |  |  | 0.50% |  |
Subsequent Events | 8.000% Second-Priority Senior Secured Notes due July 2034 | Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument interest rate |  |  | 8.00% |  |  |
Notes issued |  |  | $ 800,000 |  |  |
Subsequent Events | Bank Credit Facility | Second A&R Credit Agreement | Minimum | Restricted Foreign Subsidiary | Phoenix-Durango Offshore Company, S. de R.L. de C.V. |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Consolidated total debt to EBITDAX ratio |  | 1.25 |  |  |  |
Subsequent Events | Bank Credit Facility | Second A&R Credit Agreement | Maximum | Restricted Foreign Subsidiary | Phoenix-Durango Offshore Company, S. de R.L. de C.V. |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Consolidated total debt to EBITDAX ratio |  | 1.5 |  |  |  |

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