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Income Taxes (Tables)
 9 Months Ended
Sep. 30, 2025
Income Tax Disclosure [Abstract]  
Schedule of Effective Income Tax Rate Reconciliation
The following table shows our effective tax rate for the three and nine months ended September 30, 2025 and September 30, 2024:

 Three months ended September 30,Nine months ended September 30,
(in millions)2025202420252024
Income before income taxes and equity in investments of unconsolidated entities$123.1 $151.9 $348.1 $328.4 
Equity in investments of unconsolidated entities(0.1)(2.6)(3.9)(5.3)
Income before income taxes$123.0 $149.3 $344.2 $323.1 
Income tax expense$31.4 $29.6 $85.1 $70.1 
Effective tax rate25.5 %19.8 %24.7 %21.7 %
Schedule of Gross Unrecognized Tax Benefits
The table below provides information concerning our gross unrecognized tax benefits as of September 30, 2025 and December 31, 2024, as well as the effect these gross unrecognized tax benefits would have on our income tax expense, if they were recognized.

(in millions)As of September 30, 2025As of December 31, 2024
Gross unrecognized tax benefits$12.5 $11.1 
Gross unrecognized tax benefits that would affect income tax expense$12.5 $11.1 
Decrease in income tax expense upon recognition of gross unrecognized tax benefits$12.2 $10.9 
Schedule of Liabilities for Unrecognized Tax Benefits
Our Consolidated Balance Sheets include the following liabilities for unrecognized tax benefits. These amounts include interest and penalties, less any associated tax benefits.

Liabilities for Unrecognized Tax Benefits (in millions)As of September 30, 2025As of December 31, 2024
Current liability$0.1 $0.1 
Non-current liability13.5 11.7 
Total liability for unrecognized tax benefits$13.6 $11.8