Annual report pursuant to Section 13 and 15(d)

Restructuring - Schedule of Restructuring and Related Costs (Details)

v3.22.0.1
Restructuring - Schedule of Restructuring and Related Costs (Details) - USD ($)
$ in Millions
2 Months Ended 4 Months Ended 12 Months Ended
Dec. 31, 2021
Oct. 19, 2021
Jun. 30, 2021
Oct. 20, 2021
Restructuring Reserve [Roll Forward]        
Restructuring reserve, beginning balance $ 1.4 $ 2.2 $ 3.1 $ 0.0
Acquisition of Mirion accrued restructuring 2.2      
Restructuring charges 1.4 1.5 5.5  
Payments (1.8) (2.3)    
Adjustments (0.4) (0.1)    
Restructuring reserve, ending balance $ 1.4 $ 2.2 $ 3.1