v3.26.1
Special Project Costs (Details Textual) - USD ($)
$ in Millions
3 Months Ended 39 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Apr. 30, 2026
Indianapolis Bakery Restructuring        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, cost incurred to date $ 84.1   $ 84.1  
Restructuring and related cost, incurred cost 0.6 $ 20.7    
Employee-related costs | Indianapolis Bakery Restructuring        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, cost incurred to date 6.6   6.6  
Restructuring and related cost, incurred cost 0.0 4.2    
Restructuring reserve 0.2   0.2 $ 0.5
Other transition and termination costs | Indianapolis Bakery Restructuring        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, cost incurred to date 77.5   77.5  
Restructuring and related cost, incurred cost 0.6 16.5    
Accelerated Depreciation Noncash Charges | Indianapolis Bakery Restructuring        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, cost incurred to date 68.2   68.2  
Restructuring and related cost, incurred cost 0.0 15.4    
Hostess Brands        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, cost incurred to date 187.4   187.4  
Restructuring and related cost, incurred cost 0.0 0.4    
Restructuring and related cost, noncash charge incurred to date 16.7   16.7  
Hostess Brands | Employee-related costs        
Restructuring Cost and Reserve [Line Items]        
Restructuring reserve       $ 0.4
Pet Food Brands [Member] | Other transition and termination costs        
Restructuring Cost and Reserve [Line Items]        
Restructuring and related cost, incurred cost $ 0.0 $ 0.3 $ 9.0