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Goodwill, Customer Relationships and Other Intangible Assets - Additional Information (Details) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) reporting_unit | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Oct. 31, 2022 | Oct. 31, 2021 | Oct. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |  |  |  |  |  |
Intangible assets, gross (including goodwill) | $ 11,400 |  |  |  |  |
Number of reporting units | reporting_unit | 1 |  |  |  |  |
Estimated fair value in excess of carrying value of equity (as a percent) |  |  |  | 24.00% | 42.00% | 48.00%
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization of intangible assets | $ 79 | $ 176 | $ 481 |  |  |
Capitalized software |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Acquired finite-lived intangible assets, weighted average useful life | 2 years |  |  |  |  |

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- Definition Intangible Assets, Gross (Including Goodwill) + References No definition available. + Details
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. + References No definition available. + Details
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