v3.22.4
Condensed Consolidated Statement of Changes in Shareholders' Equity Statement - USD ($)
$ in Millions
Total
Common shares
Treasury shares
Additional paid-in capital
Retained earnings
Accumulated other comprehensive loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Treasury shares (in shares)     (10,900,000)      
Common shares, issued (in shares)   65,200,000        
Beginning shareholders' equity at Sep. 30, 2021 $ 1,584.3 $ 0.7 $ (776.3) $ 1,631.1 $ 865.7 $ (136.9)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net earnings 11.2       11.2  
Foreign currency translation adjustments (6.9)         (6.9)
Pension and postretirement activity, net of tax 0.0         0.0
Deferred gain (loss) on hedging activity, net of tax 0.4         0.4
Dividends declared to common shareholders (8.4)       (8.4)  
Treasury shares repurchased (in usd) (24.5)   $ (24.5)      
Treasury shares repurchased (in shares)     (500,000)      
Activity under share plans (shares)     300,000      
Activity under share plans (in usd) (3.8)   $ 33.6      
APIC activity under share plans       (37.4)    
Ending shareholders' equity at Dec. 31, 2021 $ 1,552.3 $ 0.7 $ (767.2) 1,593.7 868.5 (143.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Treasury shares (in shares)     (11,100,000)      
Common shares, issued (in shares)   65,200,000        
Treasury shares (in shares) 13,678,988   (13,700,000)      
Common shares, issued (in shares) 65,251,989 65,200,000        
Beginning shareholders' equity at Sep. 30, 2022 $ 1,459.7 $ 0.7 $ (860.9) 1,604.3 931.7 (216.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net earnings 11.9       (11.9)  
Foreign currency translation adjustments 48.0         48.0
Pension and postretirement activity, net of tax (0.2)         (0.2)
Deferred gain (loss) on hedging activity, net of tax (8.2)         (8.2)
Dividends declared to common shareholders (8.0)       (8.0)  
Treasury shares repurchased (in usd) $ (15.0)   $ (15.0)      
Treasury shares repurchased (in shares) (400,000)   (400,000)      
Activity under share plans (shares)     400,000      
Activity under share plans (in usd) $ (1.5)   $ 25.0      
APIC activity under share plans       (26.5)    
Ending shareholders' equity at Dec. 31, 2022 $ 1,486.7 $ 0.7 $ (850.9) $ 1,577.8 $ 935.6 $ (176.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Treasury shares (in shares) 13,715,244   (13,700,000)      
Common shares, issued (in shares) 65,251,989 65,200,000