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Income Taxes - Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Deferred Tax Assets |  |
Receivable allowances | $ 1.2 | $ 0.9
Postretirement and other employee benefits | 17.8 | 17.1
Net operating loss and tax credit carryforwards | 163.4 | 129.6
Capital loss carryforward | 106.5 | 103.1
Accruals and other liabilities | 2.1 | 0.4
Investment in subsidiaries | 8.9 | 0.0
Capitalized research & development | 29.8 | 0.0
Other | 26.5 | 12.6
Deferred Tax Assets | 356.2 | 263.7
Less: Valuation allowance | (231.9) | (232.3)
Net deferred income tax assets | 124.3 | 31.4
Deferred Tax Liabilities |  |
Net property, plant and equipment | (131.4) | (60.3)
Intangibles | (104.1) | (31.3)
Investment in subsidiaries | 0.0 | (0.6)
Derivatives | (16.9) | (0.3)
Other | (9.7) | (0.1)
Net deferred income tax liabilities | (262.1) | (92.6)
Less: Valuation allowance | 0.0 | 0.0
Total net deferred income tax liabilities | $ (137.8) | $ (61.2)

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