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Debt (Tables) | 12 Months Ended
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Dec. 31, 2020
Debt Disclosure [Abstract] |
Schedule of Long-term Debt Obligations, Net of Current Maturities | The following table summarizes our long-term debt obligations, net of unamortized debt issuance costs and current maturities, at December 31. The interest rates shown in parentheses are as of December 31, 2020.
($ in millions) | 2020 |  | 2019
Term Loan, due December 31, 2024 (1.13%) | $ | 87.7 |  |  | $ | 90.0 |
Series A notes, due July 5, 2022 (3.67%) | 42.0 |  |  | 42.0 |
Series B notes, due July 5, 2024 (3.82%) | 53.0 |  |  | 53.0 |
Series C notes, due July 5, 2027 (4.02%) | 73.0 |  |  | 73.0 |
| 255.7 |  |  | 258.0 |
Less: unamortized debt issuance costs | 0.5 |  |  | 0.7 |
Total debt | 255.2 |  |  | 257.3 |
Less: current portion of long-term debt | 2.3 |  |  | 2.3 |
Long-term debt, net | $ | 252.9 |  |  | $ | 255.0 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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