v3.25.1
Restructuring Charges (Schedule of Charges Related to Restructuring Activities) (Details) - USD ($)
 3 Months Ended 6 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2025
Mar. 31, 2024
Sep. 30, 2024
Restructuring Cost and Reserve [Line Items]          
Restructuring charges $ 12,200,000 $ 3,200,000 $ 16,400,000 $ 10,000,000.0  
Restructuring Reserve 18,200,000   18,200,000    
Employee Severance [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve 16,600,000   16,600,000   $ 20,700,000
Restructuring charges, charge to income     0    
Utilized - Cash Payments     (2,300,000)    
Utilized - Non-Cash     (1,800,000)    
Asset Impairment and Accelerated Depreciation [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     1,700,000    
Utilized - Non-Cash     (1,700,000)    
Other Restructuring [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve 1,600,000   1,600,000   700,000
Restructuring charges, charge to income     14,700,000    
Utilized - Cash Payments     (11,600,000)    
Utilized - Non-Cash     (2,200,000)    
Operating Model Redesign          
Restructuring Cost and Reserve [Line Items]          
Severance Costs 0 1,100,000 500,000 5,000,000.0  
Other Restructuring Costs 3,800,000 1,900,000 4,700,000 4,700,000  
Restructuring charges 3,900,000 3,200,000 6,300,000 10,000,000.0  
Restructuring Reserve 3,000,000.0   3,000,000.0    
Asset Impairment and Accelerated Depreciation 100,000 200,000 1,100,000 300,000  
Restructuring and Related Cost, Expected Cost 14   14    
Operating Model Redesign | Employee Severance [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve 2,000,000.0   2,000,000.0   5,100,000
Restructuring charges, charge to income     500,000    
Utilized - Cash Payments     (2,300,000)    
Utilized - Non-Cash     (1,300,000)    
Operating Model Redesign | Asset Impairment and Accelerated Depreciation [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     1,100,000    
Utilized - Non-Cash     (1,100,000)    
Operating Model Redesign | Other Restructuring [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve 1,000,000.0   1,000,000.0   700,000
Restructuring charges, charge to income     4,700,000    
Utilized - Cash Payments     (3,700,000)    
Utilized - Non-Cash     (700,000)    
Consolidation of Mexico Facilities          
Restructuring Cost and Reserve [Line Items]          
Severance Costs (200,000) 0 (500,000) 0  
Other Restructuring Costs 7,900,000 0 10,000,000.0 0  
Restructuring charges 8,300,000 0 10,100,000 0  
Restructuring Reserve 15,200,000   15,200,000    
Asset Impairment and Accelerated Depreciation 600,000 $ 0 600,000 $ 0  
Restructuring and Related Cost, Expected Cost 19   19    
Consolidation of Mexico Facilities | Employee Severance [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve 14,600,000   14,600,000   15,600,000
Restructuring charges, charge to income     (500,000)    
Utilized - Cash Payments     0    
Utilized - Non-Cash     (500,000)    
Consolidation of Mexico Facilities | Asset Impairment and Accelerated Depreciation [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring charges, charge to income     600,000    
Utilized - Non-Cash     (600,000)    
Consolidation of Mexico Facilities | Other Restructuring [Member]          
Restructuring Cost and Reserve [Line Items]          
Restructuring Reserve $ 600,000   600,000   $ 0
Restructuring charges, charge to income     10,000,000.0    
Utilized - Cash Payments     (7,900,000)    
Utilized - Non-Cash     $ (1,500,000)