Statements of Consolidated Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 136,346	$ 122,645	$ (1,308,633)	$ 373,350
Net change in cash flow hedges:
Natural gas, net of tax benefit of $(163), $(1,101), $(263), and $(1,685)	(466)	(1,672)	(753)	(2,560)
Interest rate, net of tax expense of $26, $27, $44, and $52	36	36	80	72
Other post-retirement benefits liability adjustment, net of tax expense of $30, $49, $60, and $98	86	77	172	153
Other comprehensive loss	(344)	(1,559)	(501)	(2,335)
Comprehensive income (loss)	136,002	121,086	(1,309,134)	371,015
Less: Comprehensive income attributable to noncontrolling interests	118,540	81,519	259,555	168,232
Comprehensive income (loss) attributable to EQT Corporation	$ 17,462	$ 39,567	$ (1,568,689)	$ 202,783