Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues
Oil, NGL and Gas Sales	$ 1,017	$ 823	$ 2,011	$ 1,528
Income from Equity Method Investees and Other	42	24	84	43
Total	1,059	847	2,095	1,571
Costs and Expenses
Production Expense	283	280	586	556
Exploration Expense	30	89	72	252
Depreciation, Depletion and Amortization	503	622	1,031	1,239
Loss on Marcellus Shale Upstream Divestiture	2,322	0	2,322	0
General and Administrative	103	107	202	198
Other Operating Expense, Net	118	11	147	10
Total	3,359	1,109	4,360	2,255
Operating Loss	(2,300)	(262)	(2,265)	(684)
Other Expense (Income)
(Gain) Loss on Commodity Derivative Instruments	(57)	151	(167)	107
Interest, Net of Amount Capitalized	96	78	183	157
Other Non-Operating (Income) Expense, Net	(5)	7	(6)	3
Total	34	236	10	267
Loss Before Income Taxes	(2,334)	(498)	(2,275)	(951)
Income Tax Benefit	(836)	(183)	(824)	(349)
Net Loss and Comprehensive Loss Including Noncontrolling Interests	(1,498)	(315)	(1,451)	(602)
Less: Net Income and Comprehensive Income Attributable to Noncontrolling Interests	14	0	25	0
Net Loss and Comprehensive Loss Attributable to Noble Energy	$ (1,512)	$ (315)	$ (1,476)	$ (602)
Loss Per Share, Basic and Diluted ($ per share)	$ (3.20)	$ (0.73)	$ (3.27)	$ (1.40)
Weighted Average Number of Common Shares Outstanding
Basic and Diluted (in shares)	472	430	452	429