XML 181 R59.htm IDEA: XBRL DOCUMENT v3.24.0.1
CONSOLIDATED SPONSORED INVESTMENT PRODUCTS - Fair Value Measurements (Details) - Fair value, measurements, recurring
$ in Millions
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
alternative_energy_credit
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents $ 1,678.1 $ 1,412.0
Other investments 0.7 0.6
Total 2,937.8 2,576.3
Level 1 | Consolidated T. Rowe Price investment products    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 17.2 4.4
Equity securities 365.1 136.7
Fixed income securities 0.0 0.0
Other investments 3.6 3.3
Total 385.9 144.4
Liabilities (5.1) (0.9)
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 0.0 0.0
Other investments 0.0 0.1
Total 50.2 40.6
Level 2 | Consolidated T. Rowe Price investment products    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 8.0 20.6
Equity securities 213.6 167.8
Fixed income securities 1,241.9 1,051.1
Other investments 22.8 30.1
Total 1,486.3 1,269.6
Liabilities (16.2) (19.1)
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 0.0 0.0
Other investments 0.0 0.0
Total 0.0 0.0
Level 3 | 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 0.0 0.0
Fixed income securities 0.0 0.0
Other investments 0.0 71.8
Total 0.0 71.8
Liabilities $ 0.0 $ 0.0
Level 3 | Consolidated T. Rowe Price investment products | Minimum    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Measurement input | alternative_energy_credit   0.098
Level 3 | Consolidated T. Rowe Price investment products | Maximum    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Measurement input   0.124