Lines of Credit and Financing Arrangements (Senior Unsecured Notes) (Details) - Senior Unsecured Notes - USD ($)		1 Months Ended	3 Months Ended
	Aug. 01, 2025	Aug. 31, 2023	Mar. 31, 2026	Sep. 30, 2023	Jul. 30, 2020
Debt Instrument [Line Items]
Minimum principal amount accelerated		$ 75,000,000.0	$ 75,000,000.0
Notice period			30 days
Redemption price (percentage)		101.00%
2025 Notes [Member]
Debt Instrument [Line Items]
Senior unsecured notes					$ 300,000,000.0
2027 Notes [Member]
Debt Instrument [Line Items]
Senior unsecured notes					$ 300,000,000.0
Fixed interest rate for senior unsecured notes (as a percent)					1.70%
Repayments of senior unsecured notes	$ 300,000,000.0
2028 Notes
Debt Instrument [Line Items]
Senior unsecured notes				$ 500,000,000.0
Fixed interest rate for senior unsecured notes (as a percent)				5.50%