STATEMENT OF CONSOLIDATED COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ (263)	$ 34	$ (2,629)	$ 109
Derivatives designated as cash flow hedges
Effect of hedge (gains) losses reclassified to income	(228)	14	(292)	(1)
Income taxes on effect of hedge (gains) losses reclassified to income	0	0	0	0
Net effect of hedge (gains) losses reclassified to income	(228)	14	(292)	(1)
Change in fair value of cash flow hedges	(214)	0	776	(346)
Income taxes on change in fair value of cash flow hedges	0	0	0	0
Net change in fair value of cash flow hedges	(214)	0	776	(346)
Change in derivatives designated as cash flow hedges, after taxes	(442)	14	484	(347)
Pension and other postretirement plans
(Increase) reduction in unrecognized actuarial losses	4	(24)	4	(18)
Income taxes on actuarial changes in plan liabilities	0	0	0	0
(Increase) reduction in unrecognized actuarial losses, net	4	(24)	4	(18)
Amortization of net actuarial losses	12	12	24	23
Income taxes on amortization of net actuarial losses	0	0	0	0
Net effect of amortization of net actuarial losses	12	12	24	23
Change in pension and other postretirement plans, after taxes	16	(12)	28	5
Other Comprehensive Income (Loss)	(426)	2	512	(342)
Comprehensive Income (Loss)	(689)	36	(2,117)	(233)
Less: Comprehensive income (loss) attributable to noncontrolling interests	57	40	124	83
Comprehensive Income (Loss) Attributable to Hess Corporation	$ (746)	$ (4)	$ (2,241)	$ (316)