Organization and Nature of Operations (Details) - Subsequent Event - Chevron - Noble Energy - Forecast - USD ($) $ / shares in Units, $ in Billions	3 Months Ended
Dec. 31, 2020	Jul. 20, 2020
Business Acquisition
Shares issues as consideration (shares)	$ 13
Share price (usd per share)		$ 10.38
Share conversion rate (per share)		$ 0.1191

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477

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