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Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2016
Long-term Debt. |
Schedule of Long-term Debt |
|  | December 31, |  | December 31, |  | Fair Value (1) |  | Fair Value (1)
(in millions) |  | 2016 |  | 2015 |  | 2016 |  | 2015
3.75% notes due 2022 |  | $ | 350.0 |  | $ | 350.0 |  | $ | 347.2 |  | $ | 349.3
5.125% notes due 2020 |  |  | 250.0 |  |  | 250.0 |  |  | 263.1 |  |  | 268.6
6.125% notes due 2016 |  |  | - |  |  | 150.0 |  |  | - |  |  | 152.9
Unamortized discount, debt issuance costs and other |  |  | (3.6) |  |  | (4.6) |  |  |  |  |  |
Total long term-debt |  |  | 596.4 |  |  | 745.4 |  |  |  |  |  |
Less current portion of long-term debt |  |  | - |  |  | (149.8) |  |  |  |  |  |
Total long term-debt, net of current portion |  | $ | 596.4 |  | $ | 595.6 |  |  |  |  |  |
| (1) |  | The fair value is estimated based on current yield rates plus the Company’s estimated credit spread available for financings with similar terms and maturities. Based on these inputs, debt instruments are classified as Level 2 in the fair value hierarchy.

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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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