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Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedules of Intangible Assets and Goodwill | The following is a summary of the activity in our goodwill balance by segment for the three months ended March 31, 2024 (in millions):
| Exchanges Segment |  | Fixed Income and Data Services Segment |  | Mortgage Technology Segment |  | Total Consolidated
Goodwill balance at December 31, 2023 | $ | 8,155 |  |  | $ | 4,854 |  |  | $ | 17,544 |  |  | $ | 30,553 |
Foreign currency translation | (8) |  |  | — |  |  | — |  |  | (8) |
Other activity, net | — |  |  | — |  |  | 4 |  |  | 4 |
Goodwill balance at March 31, 2024 | $ | 8,147 |  |  | $ | 4,854 |  |  | $ | 17,548 |  |  | $ | 30,549 |
The following is a summary of the activity in our other intangible assets balance for the three months ended March 31, 2024 (in millions):
Other intangible assets balance at December 31, 2023 | $ | 17,317 |
Foreign currency translation | (7) |
Amortization of other intangible assets | (254) |
Other intangible assets balance at March 31, 2024 | $ | 17,056 |

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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 + Details
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