v3.26.1
CONSOLIDATED INVESTMENT PRODUCTS - Schedule of Fair Value Measurements (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents $ 2,866.2 $ 3,049.0
Total 5,380.8 5,014.9
Level 1 | Consolidated T. Rowe Price investment products    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 25.7 2.8
Equity securities 382.1 475.2
Fixed income securities 0.0 0.0
Other investments 0.6 0.4
Total 408.4 478.4
Debt and other liabilities (0.6) (0.3)
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 0.0 0.0
Total 66.3 60.7
Level 2 | Consolidated T. Rowe Price investment products    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 0.0 0.0
Equity securities 325.4 376.5
Fixed income securities 1,606.0 1,002.5
Other investments 38.1 30.9
Total 1,969.5 1,409.9
Debt and other liabilities $ (233.2) $ (5.1)