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Other Current Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2021
Other Current Liabilities [Abstract] |
Schedule of Other Current Liabilities | Other current liabilities as of December 31 included the following:
($ in millions) | 2021 |  | 2020
Deferred income | $ | 48.7 |  |  | $ | 51.0 |
Dividends payable | 13.4 |  |  | 12.6 |
Accrued commissions, rebates and royalties | 38.7 |  |  | 10.0 |
Accrued retirement plans (excluding pension) | 8.8 |  |  | 8.4 |
Accrued taxes other than income | 13.0 |  |  | 15.4 |
Accrued professional services | 3.7 |  |  | 3.7 |
Accrued interest | 3.2 |  |  | 3.3 |
Restructuring and severance related charges | 4.6 |  |  | 7.8 |
Short term derivative instruments | 3.3 |  |  | 9.5 |
Other | 26.0 |  |  | 21.9 |
Total other current liabilities | $ | 163.4 |  |  | $ | 143.6 |

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