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Financial and Derivative Instruments - Fair Value of Derivatives Not Designated as Hedging Instruments (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Derivatives, Fair Value [Line Items] |  |
Total assets at fair value | $ 313 | $ 74
Total liabilities at fair value | 72 | 173
Commodity | Accounts and notes receivable, net |  |
Derivatives, Fair Value [Line Items] |  |
Total assets at fair value | 251 | 73
Commodity | Long-term receivables, net |  |
Derivatives, Fair Value [Line Items] |  |
Total assets at fair value | 62 | 1
Commodity | Accounts payable |  |
Derivatives, Fair Value [Line Items] |  |
Total liabilities at fair value | 71 | 172
Commodity | Deferred credits and other noncurrent obligations |  |
Derivatives, Fair Value [Line Items] |  |
Total liabilities at fair value | $ 1 | $ 1

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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 + Details
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