Reportable Segments - Summarized Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Reportable Segments
Investments in unconsolidated affiliates	$ 249,163	$ 231,048
Total assets	12,766,073	13,010,050
Operating segments | Exploration and Production
Reportable Segments
Investments in unconsolidated affiliates	249,163	231,048
Total assets	12,757,424	12,999,930
Operating segments | Marketing
Reportable Segments
Total assets	8,649	10,120
Operating segments | Equity Method Investment in Antero Midstream
Reportable Segments
Investments in unconsolidated affiliates	598,340	603,956
Total assets	5,728,681	5,761,748
Elimination of Unconsolidated Affiliate
Reportable Segments
Investments in unconsolidated affiliates	(598,340)	(603,956)
Total assets	$ (5,728,681)	$ (5,761,748)