Bakken Midstream Joint Venture - Additional Information (Detail) - USD ($) $ in Millions		12 Months Ended			24 Months Ended
	Jul. 02, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2015	Jul. 01, 2015	Dec. 31, 2012
Variable Interest Entity [Line Items]
Percentage interest sold of Hess Infrastructure Partners						50.00%
Proceeds from sale of interest in Hess Infrastructure Partners	$ 2,628	$ 2,628	$ 0	$ 0
Term of tariff agreements between Hess Corporation and the Bakken Midstream					10 years
Additional renewal period of tariff agreements by Bakken Midstream					10 years
Hess Corporation's ownership percentage in Bakken Midstream		50.00%
After tax gain from sale of equity interest		$ 2,061
Noncontrolling interest, ownership percentage		50.00%			50.00%
Cash and cash equivalents		$ 2,716	2,444	$ 1,814	$ 2,716		$ 642
Property, plant and equipment, net		26,352	$ 27,517		26,352
Bakken Midstream
Variable Interest Entity [Line Items]
Term Loan A facility - Face amount		$ 600			600	$ 600
Term Loan A facility - Term	5 years	5 years
Cash and cash equivalents		$ 3			3
Property, plant and equipment, net		$ 2,358			$ 2,358
Bakken Midstream liabilities non-recourse to Hess Corporation		liabilities totaling $831 million
Capital in Excess of Par
Variable Interest Entity [Line Items]
After tax gain from sale of equity interest		$ 763
Noncontrolling Interests
Variable Interest Entity [Line Items]
After tax gain from sale of equity interest		$ 1,298