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Other Noncurrent Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2016
Other Liabilities Disclosure [Abstract] |
Components of Other Noncurrent Liabilities |
| December 31, |
| 2015 |  |  | 2016 |
| (In millions) |
Reserve for uncertain tax positions | $ | 11.8 |  |  | $ | 7.3 |
Employee benefits |  | 7.5 |  |  |  | 7.8 |
Interest rate swap contract |  | .2 |  |  |  | .2 |
Other |  | 4.9 |  |  |  | 7.1 |
Total | $ | 24.4 |  |  | $ | 22.4 |

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