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Investment in TiO2 Manufacturing Joint Venture - Summary of Income Statements of LPC (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cost and expenses: |  |  |
Net income | $ 104.5 | $ 112.9 | $ 63.9
Louisiana Pigment Company, L.P. |  |  |
Revenues and other income: |  |  |
Total revenues and other income | 451.5 | 378.2 | 336.1
Cost and expenses: |  |  |
Cost of sales | 451.1 | 377.8 | 335.7
General and administrative | 0.4 | 0.4 | 0.4
Total costs and expenses | 451.5 | 378.2 | 336.1
Louisiana Pigment Company, L.P. | Kronos |  |  |
Revenues and other income: |  |  |
Total revenues and other income | 225.6 | 188.6 | 167.8
Louisiana Pigment Company, L.P. | Venator Investments LLC |  |  |
Revenues and other income: |  |  |
Total revenues and other income | $ 225.9 | $ 189.6 | $ 168.3

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