Statements of Consolidated Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 105,457	$ 70,104	$ 478,807	$ (22,278)
Net change in cash flow hedges:
Natural gas, net of tax benefit of $(955), $(9,894), $(2,640), and $(28,934)	(1,451)	(14,740)	(4,011)	(43,104)
Interest rate, net of tax expense of $26, $26, $78, and $78	36	36	108	108
Pension and other post-retirement benefits liability adjustment, net of tax expense of $49, $52, $148, and $6,287	77	82	230	9,917
Other comprehensive loss	(1,338)	(14,622)	(3,673)	(33,079)
Comprehensive income (loss)	104,119	55,482	475,134	(55,357)
Less: Comprehensive income attributable to noncontrolling interests	82,117	78,120	250,349	238,747
Comprehensive income (loss) attributable to EQT Corporation	$ 22,002	$ (22,638)	$ 224,785	$ (294,104)