Segment Information - Reconciliation of Reportable Segment Expenditures (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information [Line Items]
Plugging & abandonment	$ 90,078	$ 86,074
Contributions to equity method investees	1,996	19,627
Exploration, development and other capital expenditures	361,637	355,197
Operating Segments \| Reportable segment
Segment Reporting Information [Line Items]
Segment Expenditures	439,499	464,966
Segment Reconciling Items
Segment Reporting Information [Line Items]
Change in capital expenditures included in accounts payable and accrued liabilities	15,213	4,772
Plugging & abandonment	(90,078)	(86,074)
Decommissioning obligations settled	(1,227)	(5,094)
Investment in CCS intangibles and equity method investees	0	(17,519)
Deferred payments	(1,632)	(1,791)
Other	1,858	(1,955)
Segment Reconciling Items \| Upstream \| Talos Energy Mexico
Segment Reporting Information [Line Items]
Contributions to equity method investees	$ (1,996)	$ (2,108)

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Carbon capture sequestration intangibles and equity method investments expenditures.

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Deferred payments expenditure.

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Amount of cash paid during the period to settle an asset retirement obligation. Amounts paid to settle an asset retirement obligation are generally included in the operating section of the Statement of Cash Flows.

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Amount of cash outflow reducing loss contingency liability.

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The cash outflow for exploration and development of oil and gas properties. It includes cash payments related to development of oil and gas wells drilled at previously untested geologic structures (to determine the presence of oil or gas) and wells drilled at sites where the presence of oil or gas has already been established (to extract the oil or gas).

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