CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Operating revenues
Oil	$ 411	$ 266
Natural gas	87	82
NGLs	27	15
Financial derivatives	(135)	(131)
Total operating revenues	390	232
Operating expenses
Natural gas purchases	3	2
Transportation costs	26	22
Lease operating expense	47	38
General and administrative	49	58
Depreciation, depletion and amortization	198	125
Exploration expense	8	13
Taxes, other than income taxes	34	23
Total operating expenses	365	281
Operating income (loss)	25	(49)
Earnings from unconsolidated affiliate		2
Loss on extinguishment of debt		(1)
Interest expense	(77)	(84)
Loss from continuing operations	(52)	(132)
Income from discontinued operations, net of tax	15	26
Net loss	$ (37)	$ (106)