Business Segment Information - Schedule of Net Sales by Geographical Segments (Details) - USD ($) $ in Millions		3 Months Ended			6 Months Ended
		Jun. 30, 2025	Jun. 30, 2024		Jun. 30, 2025	Jun. 30, 2024
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		$ 2,732.1	$ 2,846.9		$ 5,044.9	$ 5,390.7
United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		2,289.0	2,399.4		4,116.9	4,554.5
Other North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		102.0	122.6		195.7	211.4
Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		262.3	214.0		564.0	406.0
Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		78.8	110.9		168.3	218.8
Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		2,732.1	2,846.9		5,044.9	5,390.7
Access Segment | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		1,256.0	1,406.9		2,213.1	2,644.4
Access Segment | Operating Segments | United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		1,003.0	1,108.8		1,706.0	2,098.4
Access Segment | Operating Segments | Other North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		56.2	60.9		107.6	103.2
Access Segment | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		138.8	138.6		283.4	244.6
Access Segment | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		58.0	98.6		116.1	198.2
Vocational Segment | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		969.7	843.1		1,836.5	1,615.5
Vocational Segment | Operating Segments | United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		892.0	750.3		1,689.1	1,458.2
Vocational Segment | Operating Segments | Other North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		44.7	61.5		87.0	107.8
Vocational Segment | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		14.9	19.1		31.0	29.2
Vocational Segment | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		18.1	12.2		29.4	20.3
Transport Segment | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		479.1	571.9	[1]	942.1	1,081.0	[1]
Transport Segment | Operating Segments | United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		371.8	517.5	[2]	676.7	951.5	[3]
Transport Segment | Operating Segments | Other North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		0.0	0.0	[2]	0.0	0.0	[3]
Transport Segment | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		106.5	54.3	[2]	244.6	129.2	[3]
Transport Segment | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		0.8	0.1	[2]	20.8	0.3	[3]
Corporate and Other | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	[4]	27.3	25.0	[1]	53.2	49.8	[1]
Corporate and Other | Operating Segments | United States
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		22.2	22.8	[2]	45.1	46.4	[3]
Corporate and Other | Operating Segments | Other North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		1.1	0.2	[2]	1.1	0.4	[3]
Corporate and Other | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		2.1	2.0	[2]	5.0	3.0	[3]
Corporate and Other | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		$ 1.9	$ 0.0	[2]	$ 2.0	$ 0.0	[3]

[1] Results have been reclassified to reflect the move of Pratt Miller from the Transport segment to Corporate and Other.

[2] Results have been reclassified to reflect the move of Pratt Miller from the Transport segment to Corporate and Other.

[3] Results have been reclassified to reflect the move of Pratt Miller from the Transport segment to Corporate and Other.

[4] Results for 2024 have been reclassified to reflect the move of Pratt Miller from the Transport segment to Corporate and Other.