Refining Joint Venture (Details) (USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Summarized balance sheet
Other current assets	$ 807	$ 1,002
Net fixed assets	22,528	21,127
Other assets	487	471
Current liabilities	(6,796)	(7,613)
Deferred liabilities and credits	(1,198)	(1,239)
Carrying value of Hess Corporation's equity investment	62	158
Equity method [Member]
Summarized balance sheet
Cash and cash equivalents	32	45
Other current assets	656	668
Net fixed assets	1,948	1,987
Other assets	26	27
Current liabilities	(1,260)	(1,001)
Long-term debt	(586)	(706)
Deferred liabilities and credits	(132)	(135)
Members' equity	$ 684	$ 885