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v3.23.3

Other Operating Charges, net (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Other Operating Income (Expense), Net | $ 1.8 | $ (0.4) | $ 1.1 | $ 2.2 | $ 5.7 | $ 0.5 | $ 2.4 | $ 8.5
Operating Expense |  |  |  |  |  |  |  |
Reorganization Items | 0.0 |  |  | 0.0 |  | 1.5 | 0.0 | 1.6
Asset Impairment Charges | 0.3 |  | 1.1 | 1.2 | 4.6 |  | 1.4 | 5.8
Operating Expense | Mill Closure Costs |  |  |  |  |  |  |  |
Other Expenses | 0.0 |  |  | 0.0 |  | 0.4 | 0.0 | 0.4
Other Income |  |  |  |  |  |  |  |
Other Operating Income | 0.5 |  |  | 0.0 |  |  | 0.4 | 0.0
Director [Member] |  |  |  |  |  |  |  |
Share based compensation expense | $ 1.0 | $ (0.2) | $ (0.2) | $ 1.0 | $ 1.1 | $ (1.4) | $ 0.6 | $ 0.7

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