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v3.25.1

Revenue Contract Balances (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Accounts receivable, net of allowance of $35.5 and $37.0, respectively | $ 4,644.1 | $ 5,649.7
Accounts receivable, billable to clients | 2,163.4 | 2,088.4
Contract assets | 48.7 | 50.1
Contract liabilities (deferred revenue) | 598.4 | $ 509.0
Revenue, Remaining Performance Obligation, Amount | $ 579.3 |

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