Business Segment Information - Schedule of Net Sales by Product Lines and Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 1,945.7	$ 1,889.0
Access Equipment
Segment Reporting Information [Line Items]
Revenues	883.0	736.6
Access Equipment | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	439.7	358.2
Access Equipment | Telehandlers
Segment Reporting Information [Line Items]
Revenues	229.7	175.2
Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues	213.6	203.2
Defense
Segment Reporting Information [Line Items]
Revenues	535.2	614.3
Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	286.5	308.7
Commercial
Segment Reporting Information [Line Items]
Revenues	241.0	228.8
Commercial | Concrete Placement
Segment Reporting Information [Line Items]
Revenues	85.1	97.3
Commercial | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	129.3	104.4
Commercial | Other
Segment Reporting Information [Line Items]
Revenues	26.6	27.1
Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues		0.6
Operating Segments | Access Equipment
Segment Reporting Information [Line Items]
Revenues	883.1	738.2
Operating Segments | Access Equipment | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	439.7	358.2
Operating Segments | Access Equipment | Telehandlers
Segment Reporting Information [Line Items]
Revenues	229.7	175.2
Operating Segments | Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues	213.7	204.8
Operating Segments | Defense
Segment Reporting Information [Line Items]
Revenues	535.6	614.7
Operating Segments | Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	287.9	312.5
Operating Segments | Commercial
Segment Reporting Information [Line Items]
Revenues	241.4	230.0
Operating Segments | Commercial | Concrete Placement
Segment Reporting Information [Line Items]
Revenues	85.1	97.3
Operating Segments | Commercial | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	129.3	104.4
Operating Segments | Commercial | Other
Segment Reporting Information [Line Items]
Revenues	27.0	28.3
Corporate, Non-segment | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(2.3)	(6.4)
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(2.3)	(6.4)
Intersegment Eliminations | Access Equipment
Segment Reporting Information [Line Items]
Revenues	0.1	1.6
Intersegment Eliminations | Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues	0.1	1.6
Intersegment Eliminations | Defense
Segment Reporting Information [Line Items]
Revenues	0.4	0.4
Intersegment Eliminations | Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	1.4	3.8
Intersegment Eliminations | Commercial
Segment Reporting Information [Line Items]
Revenues	0.4	1.2
Intersegment Eliminations | Commercial | Other
Segment Reporting Information [Line Items]
Revenues	0.4	1.2
Intersegment Eliminations | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	$ (2.3)	$ (7.0)