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Debt (Tables) | 12 Months Ended
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Dec. 31, 2017
Debt Disclosure [Abstract] |
Schedule of debt balances | As of December 31, 2017 and 2016, our debt balances were as follows (in millions):
| Weighted- Average Interest Rate |  | Maturities |  | As of December 31,
| 2017 |  | 2016
Senior Secured Term Loan | 3.83% |  | 2021 |  | $ | 339.0 |  |  | $ | 339.0 |
Senior Unsecured Notes | 6.25% |  | 2022 |  | 250.0 |  |  | 250.0 |
Total debt |  | 589.0 |  |  | 589.0 |
Unamortized Debt Discounts and Issuance Costs |  |  |  |
Senior Secured Term Loan |  | (5.2 | ) |  | (6.5 | )
Senior Unsecured Notes |  | (2.9 | ) |  | (3.5 | )
Total Debt, net |  | 580.9 |  |  | 579.0 |
Less current portion of long-term debt |  | 39.8 |  |  | — |
Total long-term debt |  | $ | 541.1 |  |  | $ | 579.0 |

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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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