Statement of Consolidated Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statement Of Income And Comprehensive Income [Abstract]
Net Income (Loss)	$ (593)	$ (317)	$ (1,306)	$ (1,178)
Derivatives designated as cash flow hedges
Effect of hedge (gains) losses reclassified to income	(18)	0	(38)	0
Income taxes on effect of hedge (gains) losses reclassified to income	0	0	0	0
Net effect of hedge (gains) losses reclassified to income	(18)	0	(38)	0
Change in fair value of cash flow hedges	(76)	0	0	0
Income taxes on change in fair value of cash flow hedges	0	0	0	0
Net change in fair value of cash flow hedges	(76)	0	0	0
Change in derivatives designated as cash flow hedges, after taxes	(94)	0	(38)	0
Pension and other postretirement plans
(Increase) reduction in unrecognized actuarial losses	0	0	5	4
Income taxes on actuarial changes in plan liabilities	2	0	0	(2)
(Increase) reduction in unrecognized actuarial losses, net	2	0	5	2
Amortization of net actuarial losses	17	15	57	47
Income taxes on amortization of net actuarial losses	0	(5)	0	(16)
Net effect of amortization of net actuarial losses	17	10	57	31
Change in pension and other postretirement plans, after taxes	19	10	62	33
Foreign currency translation adjustment
Foreign currency translation adjustment	121	117	208	259
Change in foreign currency translation adjustment	121	117	208	259
Other Comprehensive Income (Loss)	46	127	232	292
Comprehensive Income (Loss)	(547)	(190)	(1,074)	(886)
Less: Comprehensive income (loss) attributable to noncontrolling interests	31	22	91	62
Comprehensive Income (Loss) Attributable to Hess Corporation	$ (578)	$ (212)	$ (1,165)	$ (948)