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, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Segment Reporting Information [Line Items]
Revenues	$ 2,509.9	$ 2,066.7	$ 7,191.1	$ 6,078.4
Access
Segment Reporting Information [Line Items]
Revenues	1,318.2	1,037.9	3,839.7	2,897.9
Access | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	654.3	517.1	1,921.2	1,408.3
Access | Telehandlers
Segment Reporting Information [Line Items]
Revenues	393.8	316.0	1,126.0	855.5
Access | Other
Segment Reporting Information [Line Items]
Revenues	270.1	204.8	792.5	401.1
Defense
Segment Reporting Information [Line Items]
Revenues	499.5	518.5	1,510.1	1,592.6
Vocational
Segment Reporting Information [Line Items]
Revenues	692.2	510.3	1,841.3	1,587.9
Vocational | Fire Apparatus
Segment Reporting Information [Line Items]
Revenues	299.5	243.2	884.4	791.4
Vocational | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	149.2	122.7	449.0	395.4
Vocational | Other
Segment Reporting Information [Line Items]
Revenues	243.5	144.4	507.9	634.1
Operating Segments
Segment Reporting Information [Line Items]
Revenues	2,509.9	2,066.7	7,191.1	6,078.4
Operating Segments | Access
Segment Reporting Information [Line Items]
Revenues	1,318.2	1,037.9	3,839.7	2,898.1
Operating Segments | Access | Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	654.3	517.1	1,921.2	1,408.3
Operating Segments | Access | Telehandlers
Segment Reporting Information [Line Items]
Revenues	393.8	316.0	1,126.0	855.5
Operating Segments | Access | Other
Segment Reporting Information [Line Items]
Revenues	270.1	204.8	792.5
Operating Segments | Access | Other
Segment Reporting Information [Line Items]
Revenues				634.3
Operating Segments | Defense
Segment Reporting Information [Line Items]
Revenues	500.1	518.7	1,511.3	1,593.6
Operating Segments | Vocational
Segment Reporting Information [Line Items]
Revenues	692.6	511.7	1,842.8	1,592.8
Operating Segments | Vocational | Other
Segment Reporting Information [Line Items]
Revenues				406.0
Operating Segments | Vocational | Fire Apparatus
Segment Reporting Information [Line Items]
Revenues	299.5	243.2	884.4	791.4
Operating Segments | Vocational | Refuse Collection
Segment Reporting Information [Line Items]
Revenues	149.2	122.7	449.0	395.4
Operating Segments | Vocational | Other
Segment Reporting Information [Line Items]
Revenues	243.9	145.8	509.4
Operating Segments | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(1.0)	(1.6)	(2.7)	(6.1)
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	(1.0)	(1.6)	(2.7)	(6.1)
Intersegment Eliminations | Access
Segment Reporting Information [Line Items]
Revenues				0.2
Intersegment Eliminations | Access | Other
Segment Reporting Information [Line Items]
Revenues				4.9
Intersegment Eliminations | Defense
Segment Reporting Information [Line Items]
Revenues	0.6	0.2	1.2	1.0
Intersegment Eliminations | Vocational
Segment Reporting Information [Line Items]
Revenues	0.4	1.4	1.5	4.9
Intersegment Eliminations | Vocational | Other
Segment Reporting Information [Line Items]
Revenues	0.4	1.4	1.5	0.2
Intersegment Eliminations | Corporate and Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenues	$ (1.0)	$ (1.6)	$ (2.7)	$ (6.1)