Statement of Consolidated Equity and Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Changes in Equity :
Beginning Balance	$ 16,809	$ 13,528	$ 12,391
Net income	1,676	2,138	807
Deferred gains (losses) on cash flow hedges, after-tax
Effect of hedge losses recognized in income	432	656	963
Net change in fair value of cash flow hedges	2	(198)	(729)
Change in postretirement plan liabilities, after-tax	(246)	28	(6)
Change in foreign currency translation adjustment and other	(94)	31	100
Comprehensive income (loss)	1,770	2,655	1,135
Common stock issued for acquisition	0	648	0
Activity related to restricted common stock awards, net	53	60	62
Employee stock options, including income tax benefits	139	106	73
Cash dividends declared	(136)	(132)	(131)
Noncontrolling interests, net	(43)	(56)	(2)
Ending Balance	18,592	16,809	13,528
Common Stock
Changes in Equity :
Beginning Balance	338	327	326
Deferred gains (losses) on cash flow hedges, after-tax
Common stock issued for acquisition	0	9	0
Activity related to restricted common stock awards, net	1	1	1
Employee stock options, including income tax benefits	1	1	0
Ending Balance	340	338	327
Capital in Excess of Par
Changes in Equity :
Beginning Balance	3,256	2,481	2,347
Deferred gains (losses) on cash flow hedges, after-tax
Common stock issued for acquisition	0	639	0
Activity related to restricted common stock awards, net	52	59	61
Employee stock options, including income tax benefits	138	105	73
Noncontrolling interests, net	(29)	(28)	0
Ending Balance	3,417	3,256	2,481
Retained Earnings
Changes in Equity :
Beginning Balance	14,254	12,251	11,642
Net income	1,703	2,125	740
Deferred gains (losses) on cash flow hedges, after-tax
Cash dividends declared	(136)	(132)	(131)
Noncontrolling interests, net	5	10	0
Ending Balance	15,826	14,254	12,251
Accumulated Other Comprehensive Income (Loss)
Changes in Equity :
Beginning Balance	(1,159)	(1,675)	(2,008)
Deferred gains (losses) on cash flow hedges, after-tax
Effect of hedge losses recognized in income	432	656	963
Net change in fair value of cash flow hedges	2	(198)	(729)
Change in postretirement plan liabilities, after-tax	(246)	28	(6)
Change in foreign currency translation adjustment and other	(96)	30	105
Ending Balance	(1,067)	(1,159)	(1,675)
Total Hess Stockholder's Equity
Changes in Equity :
Beginning Balance	16,689	13,384	12,307
Net income	1,703	2,125	740
Deferred gains (losses) on cash flow hedges, after-tax
Effect of hedge losses recognized in income	432	656	963
Net change in fair value of cash flow hedges	2	(198)	(729)
Change in postretirement plan liabilities, after-tax	(246)	28	(6)
Change in foreign currency translation adjustment and other	(96)	30	105
Comprehensive income (loss)	1,795	2,641	1,073
Common stock issued for acquisition	0	648	0
Activity related to restricted common stock awards, net	53	60	62
Employee stock options, including income tax benefits	139	106	73
Cash dividends declared	(136)	(132)	(131)
Noncontrolling interests, net	(24)	(18)	0
Ending Balance	18,516	16,689	13,384
Noncontrolling Interest
Changes in Equity :
Beginning Balance	120	144	84
Net income	(27)	13	67
Deferred gains (losses) on cash flow hedges, after-tax
Change in foreign currency translation adjustment and other	2	1	(5)
Comprehensive income (loss)	(25)	14	62
Noncontrolling interests, net	(19)	(38)	(2)
Ending Balance	$ 76	$ 120	$ 144