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CONSOLIDATED SPONSORED INVESTMENT PRODUCTS - Operating Results (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Condensed Income Statements, Captions [Line Items] |  |  |  |
Operating expenses reflected in net operating income | $ (1,172.0) | $ (1,089.4) | $ (3,504.2) | $ (3,219.5)
Income before income taxes | 826.1 | 584.1 | 2,246.6 | 1,843.4
Net income (loss) attributable to redeemable non-controlling interests | 37.4 | (14.0) | 58.9 | 11.0
Consolidated T. Rowe Price investment products |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Income before income taxes | 83.5 | (25.8) | 159.4 | 36.6
Net income (loss) attributable to T. Rowe Price Group, Inc. | 46.1 | (11.8) | 100.5 | 25.6
Net income (loss) attributable to redeemable non-controlling interests | 37.4 | (14.0) | 58.9 | 11.0
Consolidated T. Rowe Price investment products | Reportable entities |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Operating expenses reflected in net operating income | (2.4) | (1.4) | (7.3) | (8.8)
Net investment income (loss) reflected in non-operating income (loss) | 85.9 | (24.4) | 166.7 | 45.4
Income before income taxes | 83.5 | (25.8) | 159.4 | 36.6
Voting interest entities |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Income before income taxes | 26.8 | (12.1) | 55.0 | (1.9)
Net income (loss) attributable to T. Rowe Price Group, Inc. | 19.2 | (8.6) | 42.0 | (0.5)
Net income (loss) attributable to redeemable non-controlling interests | 7.6 | (3.5) | 13.0 | (1.4)
Voting interest entities | Reportable entities |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Operating expenses reflected in net operating income | (0.5) | (0.5) | (2.0) | (3.0)
Net investment income (loss) reflected in non-operating income (loss) | 27.3 | (11.6) | 57.0 | 1.1
Income before income taxes | 26.8 | (12.1) | 55.0 | (1.9)
Variable interest entities |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Income before income taxes | 56.7 | (13.7) | 104.4 | 38.5
Net income (loss) attributable to T. Rowe Price Group, Inc. | 26.9 | (3.2) | 58.5 | 26.1
Net income (loss) attributable to redeemable non-controlling interests | 29.8 | (10.5) | 45.9 | 12.4
Variable interest entities | Reportable entities |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |
Operating expenses reflected in net operating income | (1.9) | (0.9) | (5.3) | (5.8)
Net investment income (loss) reflected in non-operating income (loss) | 58.6 | (12.8) | 109.7 | 44.3
Income before income taxes | $ 56.7 | $ (13.7) | $ 104.4 | $ 38.5

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