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Non-Controlling Interests (Tables) | 12 Months Ended
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Dec. 31, 2022
Noncontrolling Interest [Abstract] |
Schedule of the Ownership Interest in Noncontrolling Interest | The following table summarizes the ownership interest in Tradeweb Markets LLC:
|  | December 31, 2022 |  | December 31, 2021
|  | LLC Interests |  | Ownership % |  | LLC Interests |  | Ownership %
Number of LLC Interests held by Tradeweb Markets Inc. |  | 207,679,798 |  |  | 88.7 | % |  | 203,220,013 |  |  | 86.9 | %
Number of LLC Interests held by non-controlling interests |  | 26,343,881 |  |  | 11.3 | % |  | 30,527,964 |  |  | 13.1 | %
Total LLC Interests outstanding |  | 234,023,679 |  |  | 100.0 | % |  | 233,747,977 |  |  | 100.0 | %
Schedule of the Impact on Equity Due to Changes in the Company’s Ownership Interest in Noncontrolling Interest | The following table summarizes the impact on Tradeweb Market Inc.’s equity due to changes in the Corporation’s ownership interest in TWM LLC:
Net Income Attributable to Tradeweb Markets Inc. and Transfers (to) from the Non-Controlling Interests |  | Year Ended
| December 31,
| 2022 |  | 2021 |  | 2020
|  | (in thousands)
Net income attributable to Tradeweb Markets Inc. |  | $ | 309,338 |  |  | $ | 226,828 |  |  | $ | 166,296 |
Transfers (to) from non-controlling interests: |  |  |  |  |  |
Increase/(decrease) in Tradeweb Markets Inc.’s additional paid-in capital as a result of ownership changes in TWM LLC |  | 108,679 |  |  | 87,006 |  |  | 533,900 |
Net transfers (to) from non-controlling interests |  | 108,679 |  |  | 87,006 |  |  | 533,900 |
Change from net income attributable to Tradeweb Markets Inc. and transfers (to) from non-controlling interests |  | $ | 418,017 |  |  | $ | 313,834 |  |  | $ | 700,196 |

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- Definition Tabular disclosure of impact on equity due to changes in the Company’s ownership interest in noncontrolling interest. + References No definition available. + Details
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- Definition Tabular disclosure of ownership interest in noncontrolling interest. + References No definition available. + Details
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