Goodwill and Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		$ 2,838.7
Accumulated goodwill impairment losses		(200.6)
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 2,638.1
Foreign currency translation	(8.7)
Acquisitions	53.6
Measurement period adjustments	1.5
Divestitures	(7.2)
Goodwill, ending balance	2,677.3
FMT
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		800.9
Accumulated goodwill impairment losses		(20.7)
Goodwill [Roll Forward]
Goodwill, beginning balance	780.2
Foreign currency translation	(1.3)
Acquisitions	0.0
Measurement period adjustments	(1.8)
Divestitures	0.0
Goodwill, ending balance	777.1
HST
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		1,644.8
Accumulated goodwill impairment losses		(149.8)
Goodwill [Roll Forward]
Goodwill, beginning balance	1,495.0
Foreign currency translation	(6.1)
Acquisitions	53.6
Measurement period adjustments	3.3
Divestitures	(7.2)
Goodwill, ending balance	1,538.6
FSDP
Goodwill and Intangible Assets Disclosure [Line Items]
Goodwill		393.0
Accumulated goodwill impairment losses		$ (30.1)
Goodwill [Roll Forward]
Goodwill, beginning balance	362.9
Foreign currency translation	(1.3)
Acquisitions	0.0
Measurement period adjustments	0.0
Divestitures	0.0
Goodwill, ending balance	$ 361.6