Indemnifications acquired company environ liabilities max obligation.

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Number of Barrels of Prove Reserve Removed

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Proved Developed and Undeveloped Reserves, Production per Day

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Amount of investment in equity method investee and investment in and advance to affiliate.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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Number of pending claims pertaining to a loss contingency.

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-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
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Other Contingencies and Commitments (Details) bbl / d in Thousands, bbl in Millions	6 Months Ended
	Jun. 30, 2020 USD ($) bbl / d bbl legal_matter	Dec. 31, 2019 USD ($)	Dec. 31, 2009 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Indemnifications acquirer environmental liabilities max obligation			$ 200,000,000
Reserve Quantities [Line Items]
Investments in equity affiliates	$ 37,290,000,000	$ 38,688,000,000
Number of barrels of prove reserve removed \| bbl	160
Louisiana \| All Companies Served With Claim
Reserve Quantities [Line Items]
Pending lawsuits and claims (in number of claims) \| legal_matter	43
Louisiana \| Chevron U.S.A. Inc.
Reserve Quantities [Line Items]
Pending lawsuits and claims (in number of claims) \| legal_matter	39
Venezuela
Reserve Quantities [Line Items]
Oil production \| bbl / d	23
Investments in equity affiliates	$ 2,600,000,000