Long-Term Debt (Minimum Repayments Long Term Debt) (Details) $ in Millions	Dec. 31, 2015 USD ($)
Debt Instrument [Line Items]
2016	$ 43.9
2017	26.3
2018	23.1
2019	19.5
2020	165.9
Later years	122.7
Total	401.4
Other long-term debt
Debt Instrument [Line Items]
2016	23.7
2017	14.1
2018	13.1
2019	12.4
2020	161.0
Later years	117.6
Total	341.9
Capital leases
Debt Instrument [Line Items]
2016	20.2
2017	12.2
2018	10.0
2019	7.1
2020	4.9
Later years	5.1
Total	$ 59.5