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Other (expense), net (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Income and Expenses [Abstract] |
Schedule of Other (Expense) Net | Other (expense), net is comprised of the following:
Year ended December 31, |  | 2021 |  |  | 2020 |  |  | 2019 |
Postretirement expense* |  | $ | (548.6 | ) |  | $ | (235.9 | ) |  | $ | (93.3 | )
Debt extinguishment charge |  |  | — |  |  |  | (28.5 | ) |  |  | (20.1 | )
Foreign exchange losses** |  |  | (2.5 | ) |  |  | (36.2 | ) |  |  | (10.4 | )
Environmental costs and other, net |  |  | (29.2 | ) |  |  | (29.0 | ) |  |  | (12.6 | )
Total other (expense), net |  | $ | (580.3 | ) |  | $ | (329.6 | ) |  | $ | (136.4 | )
* | Includes $499.4 million of settlement losses in 2021 related to the company’s defined benefit pension plans and $142.1 million settlement loss in 2020 related to the U.S. defined benefit pension plans. See Note 18, “Employee plans.”
** | Includes charges of $4.0 million and $32.3 million, respectively, in 2021 and 2020 for net foreign currency losses related to substantial completion of liquidation of foreign subsidiaries.

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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