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Restructuring and Other Impairment Activities - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]        
Restructuring and other impairment expense   $ 22.6 $ 19.1 $ 1.9
Restructuring, settlement and other impairment provisions   $ 22.6 19.1 1.9
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]   Restructuring, settlement and other impairment provisions    
Proceeds from sale of assets   $ 0.0 7.5 35.2
Other restructuring costs   2.7    
Other Current Assets        
Restructuring Cost and Reserve [Line Items]        
Asset, held-for-sale,Other assets   14.2 10.5  
Other Noncurrent Assets        
Restructuring Cost and Reserve [Line Items]        
Asset, held-for-sale,Other assets   2.2    
Unallocated        
Restructuring Cost and Reserve [Line Items]        
Restructuring, settlement and other impairment provisions   1.1 0.0 0.0
FBS        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other impairment expense   9.9 1.1  
Fiber-Based Solutions (FBS) | Equipment        
Restructuring Cost and Reserve [Line Items]        
Restructuring, settlement and other impairment provisions   9.5    
ATM        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other impairment expense   12.4 17.2 $ 1.9
Impairment long-lived asset   8.8    
Restructuring incurred to date   8.8    
Impairment of certain assets divested   12.9    
Proceeds from sale of assets $ 4.6      
Loss from sales of other miscellaneous remaining assets $ 0.4      
ATM | Facility Closing        
Restructuring Cost and Reserve [Line Items]        
Restructuring incurred to date   2.0 $ 3.2  
Restructuring and related cost, expected cost   $ 4.7