Acquisitions - Unaudited Pro Forma Information (Details) - Tug Hill and XcL Midstream - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Pro forma sales of natural gas, NGLs and oil	$ 5,509,497	$ 13,802,833
Pro forma gain (loss) on derivatives	1,996,570	(4,528,821)
Pro forma net marketing services and other	27,720	35,472
Pro forma total operating revenues	7,533,787	9,309,484
Pro forma net income	1,911,706	2,575,008
Less: Pro forma net (loss) income attributable to noncontrolling interests	(688)	9,977
Pro forma net income attributable to EQT Corporation	$ 1,912,394	$ 2,565,031
Pro forma net income attributable to EQT Corporation – Basic (in dollars per share)	$ 5.02	$ 6.93
Pro forma net income attributable to EQT Corporation – Diluted (in dollars per share)	$ 4.65	$ 6.33

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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