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Income Taxes (Tables)
6 Months Ended
Jun. 30, 2024
Income Tax Disclosure [Abstract]  
Schedule of Income Tax Expense (Benefit) and Income Tax Rate
Our income tax expense and effective income tax rate for the three and six months ended June 30, 2024 and 2023 are as follows:

 Three Months EndedSix Months Ended
June 30,June 30,
2024202320242023
 (in millions)
   
Income tax expense$17.2 $5.3 $33.1 $5.3 
Effective income tax rate48.6 %39.8 %46.1 %64.6 %