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Non-Derivative Fair Value Measurements (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
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Fair Value Disclosures [Abstract] |  |
Trading securities, cost | $ 507 | $ 485

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- Definition Amount of investment in equity security without readily determinable fair value. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 321 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714 + Details
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- References No definition available. + Details
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