v3.26.1
Income Taxes (Schedule of Reconciliation of Income Taxes at Statutory Rate) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Effective Income Tax Rate Reconciliation, Amount [Abstract]        
Income tax provision (benefit) $ 5.7 $ 7.0 $ 1.9 $ 15.0
Effective Income Tax Rate Reconciliation, Percent [Abstract]        
Total, percent 31.50% 24.50% (17.00%) 31.70%
Effective Income Tax Rate Reconciliation [Line Items]        
Income tax provision on continuing operations $ 5.7 $ 7.0 $ 1.9 $ 15.0
Total, percent 31.50% 24.50% (17.00%) 31.70%