Bakken Midstream Joint Venture - Additional Information (Detail) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
	Jul. 02, 2015	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
Bakken Midstream Joint Venture [Line Items]
Percentage interest sold of Hess Infrastructure Partners	50.00%
Proceeds from sale of interest in Hess Infrastructure Partners	$ 2,600
Cash and cash equivalents		$ 3,529	$ 2,716	$ 3,013	$ 2,444
Property, plant and equipment, net		25,537	26,352
Total long-term debt		7,337
Hess Infrastructure Partners LP (HIP)
Bakken Midstream Joint Venture [Line Items]
Cash and cash equivalents		2	3
Property, plant and equipment, net		$ 2,505	$ 2,358
Bakken Midstream liabilities non-recourse to Hess Corporation		liabilities totaling $810 million	liabilities totaling $824 million
Total long-term debt		$ 683	$ 704