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Long-term Debt - Table 2 (Details) $ in Millions	Sep. 30, 2017 USD ($)
Face Amount [Member]
Long-term Debt by Maturity
October 1 through December 31, 2017	$ 7.4
2018	31.6
2019	31.7
2020	24.4
2021	25.8
2022	399.2
Thereafter	2,120.4
Total debt and capital lease obligations	2,640.5
Net Amount [Member]
Long-term Debt by Maturity
October 1 through December 31, 2017	7.4
2018	31.6
2019	31.6
2020	24.4
2021	25.8
2022	397.4
Thereafter	2,104.2
Total debt and capital lease obligations	$ 2,622.4

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Principal amount of long-term debt and capital lease obligation maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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