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Interest Expense, Net (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Interest Expense [Abstract] |  |  |
Interest on long-term debt | $ 404.1 | $ 344.5 | $ 336.4
Interest on short-term borrowings | 108.9 | 22.7 | 0.6
Debt discount/cost amortization | 13.5 | 11.7 | 11.0
Accounts receivable securitization fees | 2.7 | 2.5 | 1.4
Allowance for borrowed funds used and interest capitalized during construction | (25.3) | (6.7) | (4.6)
Debt-based post-in-service carrying charges | (30.7) | (21.1) | (14.7)
Other | 16.4 | 8.0 | 11.0
Total Interest Expense, net | $ 489.6 | $ 361.6 | $ 341.1

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