Goodwill and Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 1,426.2	$ 1,447.6	$ 1,418.0
Measurement Period Adjustment	1.3	0.9
Acquisition of ec2		17.4
Translation Adjustment	(22.0)	11.3
Other	0.7
Goodwill, ending balance	1,426.2	1,447.6
Medical
Goodwill [Roll Forward]
Goodwill, beginning balance	634.0	633.4	616.0
Measurement Period Adjustment	1.3	0.0
Acquisition of ec2		17.4
Translation Adjustment	0.0	0.0
Other	0.7
Goodwill, ending balance	634.0	633.4
Nuclear & Safety
Goodwill [Roll Forward]
Goodwill, beginning balance	792.2	814.2	$ 802.0
Measurement Period Adjustment	0.0	0.9
Acquisition of ec2		0.0
Translation Adjustment	(22.0)	11.3
Other	0.0
Goodwill, ending balance	$ 792.2	$ 814.2