Significant Accounting and Reporting Policies New Accounting Pronouncements (Details) - USD ($) $ in Millions |
Dec. 31, 2015 |
Sep. 27, 2015 |
|---|---|---|
| New Accounting Pronouncement, Early Adoption, Effect [Member] | ||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Deferred Tax Assets, Net , Current | $ 12.2 | $ 12.2 |
| Deferred Tax Liabilities, Net, Current | 9.3 | 9.3 |
| Accounting Standards Update 2015-03 [Member] | Long-term Debt [Member] | ||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Deferred finance costs net | 19.7 | 20.9 |
| Accounting Standards Update 2015-03 [Member] | Other Assets [Member] | ||
| New Accounting Pronouncements or Change in Accounting Principle [Line Items] | ||
| Deferred finance costs net | $ (19.7) | $ (20.9) |