Business Segment Information - Schedule of Net Sales by Product Lines and Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting Information [Line Items]
Revenues	$ 2,066.7	$ 2,063.0	$ 6,078.4	$ 6,160.8
Access Equipment
Segment Reporting Information [Line Items]
Revenues	1,037.9	845.2	2,897.9	2,504.9
Access Equipment | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	517.1	384.3	1,408.3	1,193.4
Access Equipment | Telehandlers
Segment Reporting Information [Line Items]
Revenues	316.0	237.8	855.5	646.5
Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues	204.8	223.1	634.1	665.0
Defense
Segment Reporting Information [Line Items]
Revenues	518.5	649.9	1,592.6	1,974.1
Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	246.5	334.7	808.7	941.8
Commercial
Segment Reporting Information [Line Items]
Revenues	263.8	233.2	779.2	739.4
Commercial | Other
Segment Reporting Information [Line Items]
Revenues			81.6	78.7
Commercial | Concrete Mixers
Segment Reporting Information [Line Items]
Revenues	112.5	86.4	302.2	297.1
Commercial | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	122.7	121.8	395.4	363.6
Commercial | Other
Segment Reporting Information [Line Items]
Revenues	28.6	25.0
Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues				0.6
Operating Segments
Segment Reporting Information [Line Items]
Revenues	2,066.7	2,063.0	6,078.4	6,160.8
Operating Segments | Access Equipment
Segment Reporting Information [Line Items]
Revenues	1,037.9	845.9	2,898.1	2,508.4
Operating Segments | Access Equipment | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	517.1	384.3	1,408.3	1,193.4
Operating Segments | Access Equipment | Telehandlers
Segment Reporting Information [Line Items]
Revenues	316.0	237.8	855.5	646.5
Operating Segments | Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues	204.8	223.8	634.3	668.5
Operating Segments | Defense
Segment Reporting Information [Line Items]
Revenues	518.7	650.2	1,593.6	1,975.3
Operating Segments | Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	247.2	337.7	811.6	952.7
Operating Segments | Commercial
Segment Reporting Information [Line Items]
Revenues	264.5	233.8	781.2	741.9
Operating Segments | Commercial | Other
Segment Reporting Information [Line Items]
Revenues			83.6	81.2
Operating Segments | Commercial | Concrete Mixers
Segment Reporting Information [Line Items]
Revenues	112.5	86.4	302.2	297.1
Operating Segments | Commercial | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	122.7	121.8	395.4	363.6
Operating Segments | Commercial | Other
Segment Reporting Information [Line Items]
Revenues	29.3	25.6
Operating Segments | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(1.6)		(6.1)
Corporate, Non-segment | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues		(4.6)		(17.5)
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(1.6)	(4.6)	(6.1)	(17.5)
Intersegment Eliminations | Access Equipment
Segment Reporting Information [Line Items]
Revenues		0.7	0.2	3.5
Intersegment Eliminations | Access Equipment | Other
Segment Reporting Information [Line Items]
Revenues		0.7	0.2	3.5
Intersegment Eliminations | Defense
Segment Reporting Information [Line Items]
Revenues	0.2	0.3	1.0	1.2
Intersegment Eliminations | Fire & Emergency
Segment Reporting Information [Line Items]
Revenues	0.7	3.0	2.9	10.9
Intersegment Eliminations | Commercial
Segment Reporting Information [Line Items]
Revenues	0.7	0.6	2.0	2.5
Intersegment Eliminations | Commercial | Other
Segment Reporting Information [Line Items]
Revenues			2.0	2.5
Intersegment Eliminations | Commercial | Other
Segment Reporting Information [Line Items]
Revenues	0.7	0.6
Intersegment Eliminations | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	$ (1.6)	$ (4.6)	$ (6.1)	$ (18.1)