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Summary Of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2019

Accounting Policies [Abstract]

Schedule of Revenue from Contracts with Customers Disaggregated Based on Type of Good

The following table presents revenue from contracts with customers that are disaggregated based on the type of good.

		Three Months Ended June 30,								Six Months Ended June 30,
		2019				2018				2019				2018
Oil		$	753			$	808			$	1,414			$	1,485
Gas			147				207				380				462
NGL			151				238				325				436
Oil, gas and NGL revenues from    contracts with customers			1,051				1,253				2,119				2,383
Oil, gas and NGL derivatives			140				(487	)			(465	)			(600	)
Upstream revenues			1,191				766				1,654				1,783
Oil			394				766				750				1,297
Gas			172				160				390				315
NGL			164				230				355				406
Total marketing revenues from    contracts with customers			730				1,156				1,495				2,018
Total revenues		$	1,921			$	1,922			$	3,149			$	3,801

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- References

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- Definition

Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045

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