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Other Expense, Net (Tables) | 9 Months Ended
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Sep. 30, 2021
Other Income and Expenses [Abstract] |
Components of Other Income (Expense), Net | The components of other income (expense), net, were as follows (dollars in millions):
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Asset disposals and write-offs |  | $ | (6.4 | ) |  | $ | (5.5 | ) |  | $ | (27.3 | ) |  | $ | (16.5 | )
Jackson mill conversion-related activities (a) |  |  | (3.2 | ) |  |  | — |  |  |  | (6.1 | ) |  |  | — |
Facilities closure and other income (costs) (b) |  |  | (0.7 | ) |  |  | (2.9 | ) |  |  | 2.7 |  |  |  | (16.6 | )
Other |  |  | (3.1 | ) |  |  | (0.4 | ) |  |  | (11.0 | ) |  |  | (3.8 | )
Total |  | $ | (13.4 | ) |  | $ | (8.8 | ) |  | $ | (41.7 | ) |  | $ | (36.9 | )
(a) Includes charges related to the announced discontinuation of production of uncoated freesheet paper grades on the No. 3 machine at the Jackson, Alabama mill in the first quarter of 2021 associated with the permanent conversion of the machine to produce linerboard and other paper-to-containerboard conversion related activities. (b) For the three months ended September 30, 2021, includes charges consisting of closure costs related to corrugated products facilities. For the nine months ended September 30, 2021, these costs are partially offset by income primarily consisting of an adjustment of the required asset retirement obligation related to the 2020 closure of the San Lorenzo, California facility, a gain on sale of transportation assets, and insurance proceeds received for a natural disaster at one of the corrugated products facilities, partially offset by closure costs related to corrugated products facilities. For 2020, includes costs primarily related to the closure of the San Lorenzo, California facility during the second quarter of 2020, partially offset by income related to the sale of a corrugated products facility during the second quarter of 2020.

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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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