Debt Short-Term Borrowings [Table] - USD ($) $ in Millions	Jun. 30, 2018	Dec. 31, 2017
Short-term Debt [Line Items]
Short-term borrowings	$ 225.4	$ 46.5
Commercial Paper [Member]
Short-term Debt [Line Items]
Short-term borrowings	39.0	0.0
Receivables Facility
Short-term Debt [Line Items]
Short-term borrowings	186.0	45.0
Other Short Term Debt [Member]
Short-term Debt [Line Items]
Short-term borrowings	$ 0.5	$ 1.5