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Investments in and Advances to Affiliates (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Feb. 14, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Schedule of Investments [Line Items] |  |  |  |
Revenue from affiliates |  | $ 58.0 | $ 21.0 | $ 12.0
Expenses from affiliates |  | 170.0 | 73.0 | 70.0
Due from affiliates |  | 5.0 | 7.0 |
SEC Schedule, 12-04, Cash Dividends Paid to Registrant, Unconsolidated Subsidiaries |  | 5.0 | 4.0 |
Income from affiliates, classified in cost of sales |  | $ (11.0) | $ (4.0) | $ (11.0)
Subsequent Event |  |  |  |
Schedule of Investments [Line Items] |  |  |  |
Equity Method Investment, Amount Sold, Percentage | 50.00% |  |  |
Proceeds from Sale of Equity Method Investments | $ 50.0 |  |  |
Resolute Forest Products Inc. [Member] |  |  |  |
Schedule of Investments [Line Items] |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent |  | 50.00% |  |
Resolute Forest Products Inc. [Member] | Subsequent Event |  |  |  |
Schedule of Investments [Line Items] |  |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 50.00% |  |  |

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