Weighted Average Common Shares - Net Income (Loss) and Weighted Average Number of Common Shares Used in Computation of Basic and Diluted Earnings Per Share (Detail) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Net income attributable to Hess Corporation:
Net income	$ 594	$ 602	$ 2,512	$ 1,235
Less: Net income attributable to noncontrolling interests	96	98	285	266
Net Income Attributable to Hess Corporation	$ 498	$ 504	$ 2,227	$ 969
Weighted average number of common shares outstanding:
Basic (in shares)	306.9	306.1	306.7	305.8
Diluted (in shares)	308.3	307.7	308.2	307.5
Restricted common stock
Weighted average number of common shares outstanding:
Effect of dilutive securities (in shares)	0.4	0.4	0.4	0.5
Stock options
Weighted average number of common shares outstanding:
Effect of dilutive securities (in shares)	0.6	0.7	0.6	0.7
Performance share units
Weighted average number of common shares outstanding:
Effect of dilutive securities (in shares)	0.4	0.5	0.5	0.5