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Other Fees and Commissions and Other Expenses (Details 1) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Other Fees and Commissions and Other Expenses [Abstract] |  |
Data processing and equipment | $ 582 | $ 549
Professional services | 403 | 439
Net unrealized gains on Amex Ventures equity investments | (377) | (15)
Other | 262 | 316
Total Other expenses | $ 870 | $ 1,289

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- Definition Data Processing And Equipment Expenses + References No definition available. + Details
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- Definition Other Fees and Commissions and Other Expenses + References No definition available. + Details
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- Definition Represents other, net expenses from miscellaneous items within other revenues not previously classified. + References No definition available. + Details
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- Definition Amount of gain from upward price adjustment on 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 (c) -URI http://asc.fasb.org/extlink&oid=120269885&loc=SL75117539-209714 + Details
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- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07.2(a),(b),(c),(d)) -URI http://asc.fasb.org/extlink&oid=120401555&loc=SL114874292-224272 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 220 -Section 45 -Paragraph 3 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=118262090&loc=SL114874205-224268 + Details
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