Restructuring - Narrative (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) facility	Jun. 30, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Expenses	$ 5.9	$ 8.8	$ 17.6	$ 13.2
Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Number of facilities with workforce reductions | facility			2
Non-cash restructuring charges			$ 17.0
Employee Severance | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Restructuring Expenses			4.2
Expected restructuring charges	4.2		4.2
Capital Expenditures | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Restructuring Expenses			10.7
Other Restructuring | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Restructuring Expenses			15.9
Minimum | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected non-cash restructuring charges	17.0		17.0
Minimum | Capital Expenditures | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring charges	10.7		10.7
Minimum | Other Restructuring | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring charges	17.0		17.0
Maximum | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected non-cash restructuring charges	20.0		20.0
Maximum | Capital Expenditures | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring charges	11.0		11.0
Maximum | Other Restructuring | Closure of Manitowoc, WI Facility
Restructuring Cost and Reserve [Line Items]
Expected restructuring charges	$ 18.4		$ 18.4