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Business Acquisitions - Additional Information (Details)
shares in Millions
 3 Months Ended 9 Months Ended 18 Months Ended
Jul. 05, 2022
USD ($)
Mar. 28, 2022
shares
Apr. 15, 2021
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
Business Acquisition [Line Items]                
Cash consideration, net of cash and cash equivalents acquired           $ 462,500,000 $ 630,600,000  
Neenah                
Business Acquisition [Line Items]                
Share exchange ratio (in shares)   1.358            
Common stock issued (in shares) | shares   22.8            
Value of shares issued $ 534,100,000              
Consideration transferred 1,056,300,000              
Repayment of debt 504,900,000              
Transactions costs 13,500,000     $ 62,800,000   62,800,000   $ 62,800,000
Pre-acquisition period $ 3,800,000              
Acquisition related costs       32,700,000   46,300,000    
Scapa                
Business Acquisition [Line Items]                
Repayment of debt     $ 75,900,000          
Acquisition related costs       $ 0 $ 0 $ 0 $ 8,700,000  
Cash consideration     630,600,000          
Cash consideration, net of cash and cash equivalents acquired     22,700,000          
Business acquisition purchase     568,900,000          
Repayment of acquisition costs     $ 8,500,000          
Decrease in deferred income tax liabilities               12,300,000
Property, plant and equipment               7,700,000
Uncertain tax positions               7,000,000
Decrease in Other non-current assets               $ 3,000,000.0