Weighted Average Common Shares - Basic and Diluted Earnings Per Share (Detail) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income (loss) attributable to Hess Corporation Common Stockholders:
Net Income (Loss)	$ (87)	$ (417)	$ (152)	$ (713)
Less: Net income (loss) attributable to noncontrolling interests	43	32	84	60
Less: Preferred stock dividends	12	11	23	23
Net Income (Loss) Attributable to Hess Corporation Common Stockholders	$ (142)	$ (460)	$ (259)	$ (796)
Weighted average number of common shares outstanding:
Shares outstanding – Basic	297.5	314.4	303.5	314.2
Diluted	297.5	314.4	303.5	314.2
Restricted Common Stock
Weighted average number of common shares outstanding:
Effect of dilutive securities	0.0	0.0
Stock Options
Weighted average number of common shares outstanding:
Effect of dilutive securities	0.0	0.0
Performance Share Units
Weighted average number of common shares outstanding:
Effect of dilutive securities	0.0	0.0
Mandatory Convertible Preferred Stock
Weighted average number of common shares outstanding:
Effect of dilutive securities	0.0	0.0