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Other Expense (Income) - Restructuring and Related Charges (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jul. 31, 2020 | Feb. 28, 2018 | Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Restructuring and related charges: |  |  |  |  |  |
Total restructuring and related charges |  |  | $ 4.5 | $ 1.8 | $ 4.5 | $ 3.8
Severance and post-employment benefits |  |  | 4.5 | 0.6 | 4.5 | 2.2
Asset-related charges |  |  | 0.0 | 0.1 | 0.0 | 0.1
Other charges |  |  | 0.0 | 1.1 | 0.0 | 1.5
2020 Restructuring Plan |  |  |  |  |  |
Restructuring and related charges: |  |  |  |  |  |
Restructuring and related activities, period of implementation | 24 months |  |  |  |  |
Restructuring and related cost, cumulative cost incurred | $ 4.5 |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Balance, December 31, 2019 |  |  |  |  | 0.0 |
Charges |  |  |  |  |  | 4.5
Cash payments |  |  |  |  |  | 0.0
Balance, September 30, 2020 |  |  | 4.5 |  | 4.5 |
2020 Restructuring Plan | Severance and benefits |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Balance, December 31, 2019 |  |  |  |  | 0.0 |
Charges |  |  |  |  |  | 4.5
Cash payments |  |  |  |  |  | 0.0
Balance, September 30, 2020 |  |  | 4.5 |  | 4.5 |
2018 Restructuring Plan |  |  |  |  |  |
Restructuring and related charges: |  |  |  |  |  |
Restructuring and related activities, period of implementation |  | 24 months |  |  |  |
Restructuring and related cost, expected cost |  | $ 16.0 |  |  |  |
Restructuring and related cost, cumulative cost incurred |  |  | 13.7 |  | 13.7 |
Total restructuring and related charges |  |  |  | 1.8 |  | 3.8
Severance and post-employment benefits |  |  |  | 0.6 |  | 2.2
Asset-related charges |  |  |  | 0.1 |  | 0.1
Other charges |  |  |  | $ 1.1 |  | $ 1.5
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Balance, December 31, 2019 |  |  |  |  | 1.4 |
Cash payments |  |  |  |  | (1.2) |
Balance, September 30, 2020 |  |  | 0.2 |  | 0.2 |
2018 Restructuring Plan | Severance and benefits |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Balance, December 31, 2019 |  |  |  |  | 1.4 |
Cash payments |  |  |  |  | (1.2) |
Balance, September 30, 2020 |  |  | $ 0.2 |  | $ 0.2 |
Minimum | 2020 Restructuring Plan |  |  |  |  |  |
Restructuring and related charges: |  |  |  |  |  |
Restructuring and related cost, expected cost | 15.0 |  |  |  |  |
Maximum | 2020 Restructuring Plan |  |  |  |  |  |
Restructuring and related charges: |  |  |  |  |  |
Restructuring and related cost, expected cost | $ 17.0 |  |  |  |  |

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