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Deferred Revenue (Tables) | 6 Months Ended
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Jun. 30, 2024
Revenue from Contract with Customer [Abstract] |
Schedule of Changes in Deferred Revenue | The changes in our deferred revenue during the six months ended June 30, 2024 are as follows (in millions):
| Listings Revenues |  | Data Services and Other Revenues |  | Mortgage Technology |  | Total
Deferred revenue balance at January 1, 2024 | $ | 108 |  |  | $ | 93 |  |  | $ | 106 |  |  | $ | 307 |
Additions | 475 |  |  | 265 |  |  | 66 |  |  | 806 |
Amortization | (244) |  |  | (191) |  |  | (76) |  |  | (511) |
Deferred revenue balance at June 30, 2024 | $ | 339 |  |  | $ | 167 |  |  | $ | 96 |  |  | $ | 602 |
The changes in our deferred revenue during the six months ended June 30, 2023 are as follows (in millions):
| Listings Revenues |  | Data Services and Other Revenues |  | Mortgage Technology |  | Total
Deferred revenue balance at January 1, 2023 | $ | 115 |  |  | $ | 88 |  |  | $ | 51 |  |  | $ | 254 |
Additions | 474 |  |  | 236 |  |  | 32 |  |  | 742 |
Amortization | (252) |  |  | (175) |  |  | (40) |  |  | (467) |
Deferred revenue balance at June 30, 2023 | $ | 337 |  |  | $ | 149 |  |  | $ | 43 |  |  | $ | 529 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- References No definition available. + Details
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