Quarterly report [Sections 13 or 15(d)]

Income Taxes (Details)

v3.26.1
Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Jun. 30, 2025
Income Taxes          
Effective income tax rate reconciliation, percent, total 28.30% 41.00% 25.20% 24.90%  
Income tax expense (benefit), discrete tax items $ 0.3 $ 7.5 $ (3.6) $ 2.3  
Share-based compensation excess tax expense (benefit) (0.7) (0.4) (0.7) (4.7)  
Tax expense (benefit) on sale 0.0   (2.6)   $ 0.0
Income tax expense (benefit), other immaterial discrete tax items, net $ 1.0 7.9 $ (0.3) $ 7.0  
Income tax expense (benefit), non-deductible portion of the arbitration award   $ 7.8