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Interest Expense, Net (Tables)

12 Months Ended

Dec. 31, 2022

Interest Expense [Abstract]

Schedule Of Interest Expense, Net

Year Ended December 31, (in millions)			2022						2021						2020
Interest on long-term debt			$	344.5					$	336.4					$	354.2
Interest on short-term borrowings			22.7						0.6						14.7
Debt discount/cost amortization			11.7						11.0						9.1
Accounts receivable securitization fees			2.5						1.4						2.6
Allowance for borrowed funds used and interest capitalized during construction			(6.7)						(4.6)						(7.0)
Debt-based post-in-service carrying charges			(21.1)						(14.7)						(14.6)
Other			8.0						11.0						11.7
Total Interest Expense, net			$	361.6					$	341.1					$	370.7

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