Common Stock and Income Per Share - EQT Common Stock Repurchased (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended			36 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2024
Class of Stock [Line Items]
Stock repurchased (in shares)	0
Share Repurchase Program
Class of Stock [Line Items]
Shares of EQT Corporation Common Stock Repurchased (in shares)		5,906,159	13,139,641	19,045,800
Aggregate Purchase Price		$ 200.0	$ 392.7	$ 592.7
Average Price Per Share (in dollars per share)		$ 33.86	$ 29.89