v3.26.1
Restructuring Charges (Schedule of Restructuring and Related Costs) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2025
Restructuring Cost and Reserve [Line Items]          
Restructuring and related costs $ 24.5 $ 16.8 $ 71.9 $ 32.7  
Restructuring reserve 16.3   16.3    
Restructuring charges 12.7 14.9 44.8 30.9  
Operating Model Redesign          
Restructuring Cost and Reserve [Line Items]          
Severance Costs 1.8 5.3 2.8 5.8  
Accelerated depreciation 1.3 0.0 3.4 1.1  
Consulting, project implementation and management and other exit costs 1.5 2.9 4.9 7.6  
Restructuring reserve 2.0   2.0    
Restructuring charges 4.6 8.2 11.1 14.5  
Consolidation of Mexico Facilities          
Restructuring Cost and Reserve [Line Items]          
Severance Costs 0.0 0.3 (1.2) (0.2)  
Accelerated depreciation (0.3) 1.2 0.9 1.8  
Consulting, project implementation and management and other exit costs 18.1 8.1 47.4 18.1  
Restructuring reserve 5.4   5.4    
Restructuring charges 17.8 9.6 47.1 19.7  
Consolidation of Wet Shave Operations          
Restructuring Cost and Reserve [Line Items]          
Severance Costs 0.4 0.0 9.1 0.0  
Accelerated depreciation 0.4 0.0 2.2 0.0  
Consulting, project implementation and management and other exit costs 1.3 0.0 2.4 0.0  
Restructuring reserve 8.9   8.9    
Restructuring charges 2.1 $ 0.0 13.7 $ 0.0  
Severance and related benefit costs          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     10.7    
Utilized - non cash     (0.2)    
Utilized - cash payments     (10.2)    
Restructuring reserve 16.3   16.3   $ 16.0
Severance and related benefit costs | Operating Model Redesign          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     2.8    
Utilized - non cash     0.0    
Utilized - cash payments     (3.5)    
Restructuring reserve 2.0   2.0   2.7
Severance and related benefit costs | Consolidation of Mexico Facilities          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     (1.2)    
Utilized - non cash     (0.2)    
Utilized - cash payments     (6.5)    
Restructuring reserve 5.4   5.4   13.3
Severance and related benefit costs | Consolidation of Wet Shave Operations          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     9.1    
Utilized - non cash     0.0    
Utilized - cash payments     (0.2)    
Restructuring reserve 8.9   8.9   0.0
Other exit costs          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     54.7    
Utilized - cash payments     (55.4)    
Restructuring reserve 0.0   0.0   0.7
Other exit costs | Operating Model Redesign          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     4.9    
Utilized - cash payments     (4.9)    
Restructuring reserve 0.0   0.0   0.0
Other exit costs | Consolidation of Mexico Facilities          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     47.4    
Utilized - cash payments     (48.1)    
Restructuring reserve 0.0   0.0   0.7
Other exit costs | Consolidation of Wet Shave Operations          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     2.4    
Utilized - cash payments     (2.4)    
Restructuring reserve 0.0   0.0   $ 0.0
Asset impairment and accelerated depreciation          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     6.5    
Utilized - non cash     (6.5)    
Restructuring reserve 0.0   0.0    
Asset impairment and accelerated depreciation | Operating Model Redesign          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     3.4    
Utilized - non cash     (3.4)    
Restructuring reserve 0.0   0.0    
Asset impairment and accelerated depreciation | Consolidation of Mexico Facilities          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     0.9    
Utilized - non cash     (0.9)    
Restructuring reserve 0.0   0.0    
Asset impairment and accelerated depreciation | Consolidation of Wet Shave Operations          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     2.2    
Utilized - non cash     (2.2)    
Restructuring reserve $ 0.0   $ 0.0