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Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Sep. 30, 2032
Sep. 30, 2024
Oct. 01, 2024
Income Taxes [Line Items]                
Effective Tax Rate   23.30% 26.00% 24.90% 26.50%      
Subsequent Event [Member] | PENNSYLVANIA                
Income Taxes [Line Items]                
Corporate Income Tax Rate           4.99% 8.99%  
Annual Reduction in Corporate Income Tax Rate from Fiscal 2025 to Fiscal 2032               0.50%
Subsequent Event [Member] | PENNSYLVANIA | Minimum [Member]                
Income Taxes [Line Items]                
Tax benefit from change in enacted rate $ 25.0              
Subsequent Event [Member] | PENNSYLVANIA | Maximum [Member]                
Income Taxes [Line Items]                
Tax benefit from change in enacted rate $ 30.0