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v3.25.3

OTHER ASSETS (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Other Assets [Abstract] |  |  |  |  |
Supply contracts | $ 986.4 | $ 1,067.2 | $ 986.4 | $ 1,067.2 | $ 1,047.3
Pension assets | 69.1 | 1.7 | 69.1 | 1.7 | 43.3
Capital contributions | 21.8 | 0.0 | 21.8 | 0.0 | 23.0
Other | 93.1 | 62.6 | 93.1 | 62.6 | 71.5
Other assets | 1,170.4 | 1,131.5 | 1,170.4 | 1,131.5 | 1,185.1
Payments under other long-term supply contracts |  |  | 0.0 | 58.6 |
Amortization of Supply Contracts | 20.9 | 18.3 | 62.7 | 54.9 |
Asset Acquisition [Line Items] |  |  |  |  |
Capital contributions | 21.8 | 0.0 | 21.8 | 0.0 | $ 23.0
Losses of non-consolidated affiliates | (1.0) | $ 0.0 | (2.4) | $ 0.0 |
Hidrogenii |  |  |  |  |
Other Assets [Abstract] |  |  |  |  |
Capital contributions | 1.6 |  | 1.6 |  |
Other(1) |  |  | 0.4 |  |
Asset Acquisition [Line Items] |  |  |  |  |
Capital contributions | $ 1.6 |  | 1.6 |  |
Losses of non-consolidated affiliates |  |  | (2.4) |  |
Other(1) |  |  | $ 0.4 |  |
Nilico Hydrogen Holdings LLC | Hidrogenii |  |  |  |  |
Other Assets [Abstract] |  |  |  |  |
Equity Method Investment, Ownership Percentage | 50.00% |  | 50.00% |  |
Asset Acquisition [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage | 50.00% |  | 50.00% |  |
PLug Power LA LLC | Hidrogenii |  |  |  |  |
Other Assets [Abstract] |  |  |  |  |
Equity Method Investment, Ownership Percentage | 50.00% |  | 50.00% |  |
Asset Acquisition [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage | 50.00% |  | 50.00% |  |

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