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Pension Plans and Other Postretirement Benefits (Details 14) $ in Millions | Dec. 31, 2015 USD ($)
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Pension Benefits [Member] |
Defined Benefit Plan Expected Future Benefit Payments [Abstract] |
2016 | $ 200.2
2017 | 195.0
2018 | 194.4
2019 | 191.7
2020 | 190.5
2021-2025 | 917.8
Other Postretirement Benefits [Member] |
Defined Benefit Plan Expected Future Benefit Payments [Abstract] |
2016 | 42.6
2017 | 35.7
2018 | 34.5
2019 | 34.2
2020 | 34.3
2021-2025 | 144.6
Medicare Part D Subsidy [Abstract] |
2016 | 1.1
2017 | 1.0
2018 | 1.0
2019 | 1.0
2020 | 0.9
2021-2025 | $ 3.9

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