Exploratory Wells That Have Been Capitalized For Period Greater Than One Year, Number Of Wells With Multiple Completions, Gross

No definition available.

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- Definition

The amount of exploratory well costs that have been capitalized for a period of greater than one year after the completion of drilling.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 235
-Section 50
-Paragraph 1B
-Subparagraph b
-URI http://asc.fasb.org/extlink&oid=68064819&loc=SL6806780-109447

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- Definition

The number of projects for which exploratory well costs have been capitalized for a period of greater than one year after the completion of drilling.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Accounting for Suspended Exploratory Wells (Details 1) $ in Millions	Dec. 31, 2016 USD ($) Well Project	Dec. 31, 2015 USD ($) Project	Dec. 31, 2014 USD ($) Project
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 3,095	$ 2,823	$ 2,673
Capitalized exploratory well costs that have been capitalized for period greater than one year, number of wells \| Well	160
Number of projects (in projects) \| Project	35	39	51
1998–2005 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 311
Capitalized exploratory well costs that have been capitalized for period greater than one year, number of wells \| Well	29
2006–2010 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 684
Capitalized exploratory well costs that have been capitalized for period greater than one year, number of wells \| Well	40
2011–2015 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 2,100
Capitalized exploratory well costs that have been capitalized for period greater than one year, number of wells \| Well	91
2003-2008 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 212
Number of projects (in projects) \| Project	4
2009–2012 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 437
Number of projects (in projects) \| Project	8
2013–2016 [Member]
Projects with Exploratory Well Costs Capitalized for More than One Year [Line Items]
Capitalized exploratory well costs that have been capitalized for period greater than one year	$ 2,446
Number of projects (in projects) \| Project	23