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Transactions with Affiliates (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Equity Interests in Real Estate Ventures [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Related Party Transaction, Purchases from Related Party | $ 631.7 | $ 896.4 | $ 686.4
Loans and Leases Receivable, Related Parties | 115.6 | 179.2 |
Employees [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Loans and Leases Receivable, Related Parties | 508.5 | 456.6 |
Employees [Member] | Loans related to co-investments [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Loans and Leases Receivable, Related Parties | 81.0 | 67.0 |
Employees [Member] | Travel, relocation and other miscellaneous advances [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Loans and Leases Receivable, Related Parties | $ 427.5 | $ 389.6 |

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