Business Segment Information - Schedule of Net Sales by Product Lines and Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Revenues	$ 2,317.8	$ 2,312.8
Operating Segments
Segment Reporting Information [Line Items]
Revenues	2,281.2	2,286.9
Operating Segments \| Access Segment
Segment Reporting Information [Line Items]
Revenues	943.4	957.1
Operating Segments \| Access Segment \| Aerial Work Platforms
Segment Reporting Information [Line Items]
Revenues	431.0	450.8
Operating Segments \| Access Segment \| Telehandlers
Segment Reporting Information [Line Items]
Revenues	208.2	244.5
Operating Segments \| Access Segment \| Other
Segment Reporting Information [Line Items]
Revenues	304.2	261.8
Operating Segments \| Vocational Segment
Segment Reporting Information [Line Items]
Revenues	825.0	866.8
Operating Segments \| Vocational Segment \| Municipal Fire Apparatus
Segment Reporting Information [Line Items]
Revenues	331.5	329.8
Operating Segments \| Vocational Segment \| Airport Products
Segment Reporting Information [Line Items]
Revenues	226.6	225.3
Operating Segments \| Vocational Segment \| Refuse and Recycling Vehicles
Segment Reporting Information [Line Items]
Revenues	153.7	205.5
Operating Segments \| Vocational Segment \| Other
Segment Reporting Information [Line Items]
Revenues	113.2	106.2
Operating Segments \| Transport Segment
Segment Reporting Information [Line Items]
Revenues	512.8	463.0
Operating Segments \| Transport Segment \| Defense
Segment Reporting Information [Line Items]
Revenues	296.2	412.7
Operating Segments \| Transport Segment \| Delivery Vehicles
Segment Reporting Information [Line Items]
Revenues	216.6	50.3
Operating Segments \| Corporate and Other
Segment Reporting Information [Line Items]
Revenues	$ 36.6	$ 25.9