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Interest Expense, Net (Tables)

12 Months Ended

Dec. 31, 2024

Interest Expense, Operating and Nonoperating [Abstract]

Schedule Of Interest Expense, Net

Year Ended December 31, (in millions)			2024						2023						2022
Interest on long-term debt			$	506.2					$	404.1					$	344.5
Interest on short-term borrowings			43.2						108.9						22.7
Debt discount/cost amortization			13.8						13.5						11.7
Accounts receivable securitization fees			1.5						2.7						2.5
Allowance for borrowed funds used and interest capitalized during construction			(40.1)						(25.3)						(6.7)
Debt-based post-in-service carrying charges			(26.4)						(30.7)						(21.1)
Other			19.0						16.4						8.0
Total Interest Expense, net			$	517.2					$	489.6					$	361.6

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