CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data	3 Months Ended			9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010		Sep. 30, 2011	Sep. 30, 2010
REVENUES
Sales and other operating revenues	$ 7,211,407	$ 5,210,807	[1]	$ 20,865,047	$ 14,665,786	[1]
Gain on sale of assets	60	208	[1]	23,192	997	[1]
Interest and other income (expense)	28,976	(10,681)	[1]	39,802	(61,140)	[1]
Total revenues	7,240,443	5,200,334	[1]	20,928,041	14,605,643	[1]
COSTS AND EXPENSES
Crude oil and product purchases	5,727,873	3,990,497	[1]	16,633,221	11,015,394	[1]
Operating expenses	521,864	437,926	[1]	1,471,901	1,218,625	[1]
Exploration expenses, including undeveloped lease amortization	85,688	62,046	[1]	304,500	181,503	[1]
Selling and general expenses	73,561	63,892	[1]	220,753	189,416	[1]
Depreciation, depletion and amortization	272,914	272,621	[1]	793,445	828,918	[1]
Accretion of asset retirement obligations	9,351	8,104	[1]	28,494	23,561	[1]
Redetermination of Terra Nova working interest	0	4,491	[1]	(5,351)	15,353	[1]
Interest expense	17,329	12,751	[1]	41,648	41,453	[1]
Interest capitalized	(2,475)	(4,708)	[1]	(11,547)	(11,069)	[1]
Total costs and expenses	6,706,105	4,847,620	[1]	19,477,064	13,503,154	[1]
Income from continuing operations before income taxes	534,338	352,714	[1]	1,450,977	1,102,489	[1]
Income tax expense	198,597	155,277	[1]	596,778	472,411	[1]
Income from continuing operations	335,741	197,437	[1]	854,199	630,078	[1]
Income from discontinued operations, net of taxes	70,373	5,395	[1]	132,431	(6,066)	[1]
NET INCOME	$ 406,114	$ 202,832	[1]	$ 986,630	$ 624,012	[1]
INCOME PER COMMON SHARE - BASIC
Income from continuing operations	$ 1.74	$ 1.03	[1]	$ 4.42	$ 3.29	[1]
Income from discontinued operations	$ 0.36	$ 0.03	[1]	$ 0.68	$ (0.03)	[1]
Net income	$ 2.10	$ 1.06	[1]	$ 5.10	$ 3.26	[1]
INCOME PER COMMON SHARE - DILUTED
Income from continuing operations	$ 1.73	$ 1.02	[1]	$ 4.39	$ 3.27	[1]
Income from discontinued operations	$ 0.36	$ 0.03	[1]	$ 0.68	$ (0.03)	[1]
Net income	$ 2.09	$ 1.05	[1]	$ 5.07	$ 3.24	[1]
Average common shares outstanding
Basic	193,517,785	191,943,813	[1]	193,342,825	191,577,000	[1]
Diluted	194,411,116	193,437,992	[1]	194,548,846	192,866,485	[1]

[1] Reclassified to conform to current presentation