Outstanding and Weighted Average Common Shares - Net Income (Loss) & Weighted Average Number of Common Shares Used in Computation of Basic & Diluted Earnings Per Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net Income (Loss) Attributable to Hess Corporation Common Stockholders:
Net Income (Loss)	$ 890	$ (2,839)	$ (240)
Less: Net income (loss) attributable to noncontrolling interests	331	254	168
Less: Preferred stock dividends	0	0	4
Net Income (Loss) Attributable to Hess Corporation Common Stockholders	$ 559	$ (3,093)	$ (412)
Weighted Average Number of Common Shares Outstanding:
Shares outstanding – Basic (in shares)	307.4	304.8	301.2
Weighted Average Number of Common Shares Outstanding (Diluted) (in shares)	309.3	304.8	301.2
Basic (in dollars per share)	$ 1.82	$ (10.15)	$ (1.37)
Diluted (in dollars per share)	$ 1.81	$ (10.15)	$ (1.37)
Restricted Common Stock
Weighted Average Number of Common Shares Outstanding:
Antidilutive shares excluded from computation of diluted shares (in shares)	0.0	2.1	2.2
Stock Options
Weighted Average Number of Common Shares Outstanding:
Antidilutive shares excluded from computation of diluted shares (in shares)	0.7	4.3	4.7
Performance Share Units
Weighted Average Number of Common Shares Outstanding:
Antidilutive shares excluded from computation of diluted shares (in shares)	0.0	1.1	1.7
Restricted Common Stock
Weighted Average Number of Common Shares Outstanding:
Effect of dilutive securities (in shares)	0.7	0.0	0.0
Stock Options
Weighted Average Number of Common Shares Outstanding:
Effect of dilutive securities (in shares)	0.4	0.0	0.0
Performance Share Units
Weighted Average Number of Common Shares Outstanding:
Effect of dilutive securities (in shares)	0.8	0.0	0.0