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Supplemental Disclosures of Cash Flow Information and Non-Cash Financing and Investing Activities (Tables) | 9 Months Ended
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Sep. 30, 2025
Supplemental Cash Flow Elements [Abstract] |
Summary of Cash Paid for Interest and Income Taxes | Cash paid during the period for interest and income taxes are summarized as follows:
|  | Nine months ended September 30, |
(in millions) |  | 2025 |  |  | 2024 |
Cash paid during the period for: |  |  |  |  |  |
Interest |  | $ | 144 |  |  | $ | 162 |
Income taxes, net of refunds |  | $ | 319 |  |  | $ | 289 |
Summary of Significant Non-Cash Investing and Financing Activities | Significant non-cash investing and financing activities are summarized as follows:
|  | Nine months ended September 30, |
(in millions) |  | 2025 |  |  | 2024 |
Other payables issued for agency acquisitions and purchased customer accounts |  | $ | 699 |  |  | $ | 14 |
Estimated acquisition earn-out payables issued for agency acquisitions |  | $ | 24 |  |  | $ | 28 |
Assumed acquisition earn-out payables |  | $ | 439 |  |  | $ | — |
Common stock issued for agency acquisition |  | $ | 612 |  |  | $ | — |
Schedule of Reconciliation of Cash and Cash Equivalents and Restricted Cash Inclusive of Fiduciary Cash | The Company's restricted cash balances relate to amounts held in escrow in accordance with the Merger Agreement. Once all claims related to certain indemnification matters described in the Merger Agreement are resolved, the remaining cash in the escrow account will be released to the equityholders. Restricted cash is presented within other assets in the Company's Condensed Consolidated Balance Sheets.
|  | Balance as of September 30, |
(in millions) |  | 2025 |  |  | 2024 |
Table to reconcile cash, cash equivalents and restricted cash inclusive of fiduciary cash |  |  |  |  |  |
Cash and cash equivalents |  | $ | 1,190 |  |  | $ | 957 |
Fiduciary cash |  |  | 2,271 |  |  |  | 1,744 |
Restricted cash |  |  | 263 |  |  |  | — |
Total cash, cash equivalents and restricted cash inclusive of fiduciary cash at the end of the period |  | $ | 3,724 |  |  | $ | 2,701 |

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