Impairments (Tables)

6 Months Ended

Jun. 30, 2020

Other Income and Expenses [Abstract]

Summary of impairment

The effect of impairments on our consolidated statements of operations and comprehensive loss was as follows:

		Three Months Ended June 30,				Six Months Ended June 30,
(millions)	Statement of Operations Location	2020		2019		2020		2019
Asset Impairment Expense
Proved Property Impairment - Delaware Basin	Asset Impairments	$	—	$	—	$	2,703	$	—
Capitalized Exploratory Well Costs - Felicita	Asset Impairments	51		—		51		—
Total Asset Impairment Expense		$	51	$	—	$	2,754	$	—
Leasehold Impairment Expense
Leasehold Impairment - Delaware Basin	Exploration Expense	$	—	$	—	$	1,385	$	—
Leasehold Impairment - Eagle Ford Shale	Exploration Expense	—		—		100		—
Leasehold Impairment - Gabon	Exploration Expense	3		—		3		—
Total Leasehold Impairment Expense		$	3	$	—	$	1,488	$	—
Goodwill Impairment - Noble Midstream Partners	Goodwill Impairment	$	—	$	—	$	110	$	—
Finance Lease Right-of-Use Asset Impairment	Other Operating Expense, Net	—		—		40		—