v3.25.4
Special Charges - Narrative (Details)
$ in Millions
3 Months Ended 12 Months Ended 15 Months Ended 21 Months Ended
Jun. 28, 2025
USD ($)
position
Dec. 28, 2024
USD ($)
Jan. 03, 2026
USD ($)
Dec. 28, 2024
USD ($)
Dec. 30, 2023
USD ($)
Dec. 28, 2024
USD ($)
Jun. 28, 2025
position
Special Charges [Line Items]              
Special charges     $ 4 $ 78 $ 126    
Restructuring charges     8 81      
Net proceeds from business disposition     16 0 0    
Pre-tax gain on disposition     4 $ 0 0    
Restructuring, Incurred Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]       Special charges      
Powersports Business              
Special Charges [Line Items]              
Net proceeds from business disposition $ 16            
Pre-tax gain on disposition 4            
Contract Termination and Other Costs              
Special Charges [Line Items]              
Restructuring charges     3 $ 32      
Textron Systems | Restructuring Actions              
Special Charges [Line Items]              
Special charges 8   8        
Severance costs $ 5            
Number of positions expected to be eliminated | position 85            
Percentage of workforce reduction 1.00%            
Fixed and intangible asset impairment charges     0        
Textron Systems | Contract Termination and Other Costs | Restructuring Actions              
Special Charges [Line Items]              
Restructuring charges $ 3   3        
2023 Restructuring Plan              
Special Charges [Line Items]              
Special charges     4 78 126 $ 204  
Severance costs           82  
Number of positions expected to be eliminated | position             1,800
Percentage of workforce reduction             5.00%
Fixed and intangible asset impairment charges     0 3 87    
Inventory valuation charge   $ 38          
2023 Restructuring Plan | Contract Termination and Other Costs              
Special Charges [Line Items]              
Restructuring charges     3 32 0 32  
2023 Restructuring Plan | Industrial              
Special Charges [Line Items]              
Special charges     (4) 72 108    
Severance costs           58  
Fixed and intangible asset impairment charges     0 3 87 90  
2023 Restructuring Plan | Industrial | Contract Termination and Other Costs              
Special Charges [Line Items]              
Restructuring charges     $ 0 32 0    
2023 Restructuring Plan | Bell              
Special Charges [Line Items]              
Special charges       1 13    
Severance costs           14  
Fixed and intangible asset impairment charges       0 0    
2023 Restructuring Plan | Bell | Contract Termination and Other Costs              
Special Charges [Line Items]              
Restructuring charges       0 0    
2023 Restructuring Plan | Textron Systems              
Special Charges [Line Items]              
Special charges       5 5    
Severance costs           $ 10  
Fixed and intangible asset impairment charges       0 0    
2023 Restructuring Plan | Textron Systems | Contract Termination and Other Costs              
Special Charges [Line Items]              
Restructuring charges       $ 0 0    
2023 Restructuring Plan | Specialized vehicles              
Special Charges [Line Items]              
Fixed and intangible asset impairment charges         75    
2023 Restructuring Plan | Kautex              
Special Charges [Line Items]              
Fixed asset impairment charges         $ 12