Discontinued Operations Balance Sheet (Details) - USD ($) $ in Millions	Sep. 30, 2018	Jan. 01, 2018	Dec. 31, 2017
Discontinued Operations and Disposal Groups [Abstract]
Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents			$ 27.0
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net			348.5
Disposal Group, Including Discontinued Operation, Inventory			224.1
Disposal Group, Including Discontinued Operation, Other Assets, Current			108.4
Current assets held for sale	$ 0.0	$ 711.8	708.0
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment			265.8
Disposal Group, Including Discontinued Operation, Goodwill			2,238.2
Disposal Group, Including Discontinued Operation, Intangible Assets			1,236.6
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent			249.0
Non-current assets held for sale	0.0	3,788.0	3,989.6
Disposal Group, Including Discontinued Operation, Accounts Payable, Current			174.1
Disposal Group, Including Discontinued Operation, Employee Compensation and Benefits			70.8
Disposal Group, Including Discontinued Operation, Other Liabilities, Current			115.9
Current liabilities held for sale	0.0		360.8
Disposal Group, Including Discontinued Operation, Pension Plan Benefit Obligation			189.2
Disposal Group, Including Discontinued Operation, Deferred Tax Liabilities, Noncurrent			286.2
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent			61.6
Non-current liabilities held for sale	$ 0.0	$ 510.4	$ 537.0