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, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment Reporting Information [Line Items]
Revenues	$ 2,841.6	$ 2,688.6	$ 8,074.5	$ 7,733.5
Operating Segments
Segment Reporting Information [Line Items]
Revenues	2,801.5	2,665.6	7,959.4	7,657.3
Operating Segments \| Access Segment
Segment Reporting Information [Line Items]
Revenues	1,339.6	1,109.7	3,656.8	3,322.8
Operating Segments \| Access Segment \| Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	658.3	556.5	1,824.4	1,645.3
Operating Segments \| Access Segment \| Telehandlers
Segment Reporting Information [Line Items]
Revenues	320.0	260.8	791.5	830.4
Operating Segments \| Access Segment \| Other
Segment Reporting Information [Line Items]
Revenues	361.3	292.4	1,040.9	847.1
Operating Segments \| Vocational Segment
Segment Reporting Information [Line Items]
Revenues	899.9	968.0	2,691.7	2,804.5
Operating Segments \| Vocational Segment \| Municipal Fire Apparatus
Segment Reporting Information [Line Items]
Revenues	362.1	405.5	1,117.5	1,133.3
Operating Segments \| Vocational Segment \| Airport Products
Segment Reporting Information [Line Items]
Revenues	269.1	251.2	753.7	722.6
Operating Segments \| Vocational Segment \| Refuse and Recycling Vehicles
Segment Reporting Information [Line Items]
Revenues	162.5	185.3	476.9	587.8
Operating Segments \| Vocational Segment \| Other
Segment Reporting Information [Line Items]
Revenues	106.2	126.0	343.6	360.8
Operating Segments \| Transport Segment
Segment Reporting Information [Line Items]
Revenues	562.0	587.9	1,610.9	1,530.0
Operating Segments \| Transport Segment \| Defense
Segment Reporting Information [Line Items]
Revenues	301.2	441.6	871.9	1,226.3
Operating Segments \| Transport Segment \| Delivery Vehicles
Segment Reporting Information [Line Items]
Revenues	260.8	146.3	739.0	303.7
Operating Segments \| Corporate and Other
Segment Reporting Information [Line Items]
Revenues	$ 40.1	$ 23.0	$ 115.1	$ 76.2