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Lines of Credit and Financing Arrangements (Senior Unsecured Notes) (Details) - Senior Unsecured Notes - USD ($)
1 Months Ended 9 Months Ended
Aug. 01, 2025
Aug. 31, 2023
Sep. 30, 2025
Sep. 30, 2023
Jul. 30, 2020
Debt Instrument [Line Items]          
Minimum principal amount accelerated   $ 75,000,000 $ 75,000,000.0    
Notice period     30 days    
Redemption price (percentage)   101.00%      
2025 Notes [Member]          
Debt Instrument [Line Items]          
Senior unsecured notes         $ 300,000,000
2027 Notes [Member]          
Debt Instrument [Line Items]          
Senior unsecured notes         $ 300,000,000
Fixed interest rate for senior unsecured notes (as a percent)         1.70%
Repayments of senior unsecured notes $ 300,000,000        
2028 Notes          
Debt Instrument [Line Items]          
Senior unsecured notes       $ 500,000,000  
Fixed interest rate for senior unsecured notes (as a percent)       5.50%