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Inventories (Narrative) (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2023 | Oct. 31, 2022 | May 31, 2022 | Mar. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Inventory, Net [Abstract] |  |  |  |  |  |  |  |
Separative work units borrowed in period, value |  | $ 10.4 | $ 8.5 | $ 9.4 |  |  |  |
Separative work units repaid in period, value |  |  |  |  | $ 11.1 | $ (13.6) |  |
Separative work units valuation change in period |  |  |  |  |  | $ 2.1 | $ 7.4 | $ 7.9
UF6 units borrowed in period | $ 22.5 |  |  |  |  |  |  |

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- Definition Separative work units borrowed in period, value + References No definition available. + Details
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- Definition Separative work units repaid in period, value + References No definition available. + Details
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- References No definition available. + Details
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