Business Segment Information - Schedule of Net Sales by Geographical Segments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 2,066.7	$ 2,063.0	$ 6,078.4	$ 6,160.8
North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	1,869.6	1,824.8	5,535.2	5,408.6
Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	104.6	90.9	288.6	361.9
Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	92.5	147.3	254.6	390.3
Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	2,066.7	2,063.0	6,078.4	6,160.8
Intersegment Eliminations
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	(1.6)	(4.6)	(6.1)	(17.5)
Intersegment Eliminations | North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	(1.6)	(4.6)	(6.1)	(17.5)
Access Equipment
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	1,037.9	845.2	2,897.9	2,504.9
Access Equipment | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	1,037.9	845.9	2,898.1	2,508.4
Access Equipment | Operating Segments | North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	866.6	678.3	2,441.3	1,953.6
Access Equipment | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	85.4	40.5	233.5	199.0
Access Equipment | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	85.9	127.1	223.3	355.8
Access Equipment | Intersegment Eliminations
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues		0.7	0.2	3.5
Defense
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	518.5	649.9	1,592.6	1,974.1
Defense | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	518.7	650.2	1,593.6	1,975.3
Defense | Operating Segments | North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	499.7	610.0	1,545.5	1,843.6
Defense | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	18.8	39.5	47.2	127.9
Defense | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	0.2	0.7	0.9	3.8
Defense | Intersegment Eliminations
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	0.2	0.3	1.0	1.2
Fire & Emergency
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	246.5	334.7	808.7	941.8
Fire & Emergency | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	247.2	337.7	811.6	952.7
Fire & Emergency | Operating Segments | North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	242.5	310.2	782.3	894.4
Fire & Emergency | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	0.3	10.6	6.2	33.7
Fire & Emergency | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	4.4	16.9	23.1	24.6
Fire & Emergency | Intersegment Eliminations
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	0.7	3.0	2.9	10.9
Commercial
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	263.8	233.2	779.2	739.4
Commercial | Operating Segments
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	264.5	233.8	781.2	741.9
Commercial | Operating Segments | North America
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	262.4	230.9	772.2	734.5
Commercial | Operating Segments | Europe, Africa and Middle East
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	0.1	0.3	1.7	1.3
Commercial | Operating Segments | Rest of the World
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	2.0	2.6	7.3	6.1
Commercial | Intersegment Eliminations
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 0.7	$ 0.6	$ 2.0	$ 2.5