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DIVESTITURES - Space Technology Disposal Group - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended 12 Months Ended
Aug. 03, 2026
Oct. 02, 2026
Oct. 03, 2025
Oct. 02, 2026
Oct. 03, 2025
Jan. 02, 2026
Disposal Group, Including Discontinued Operations [Line Items]            
Proceeds from sales of businesses, net of cash divested       $ 539 $ 831  
Equity method investments   $ 377   $ 377   $ 88
RocketForce Technologies LLC            
Disposal Group, Including Discontinued Operations [Line Items]            
Equity method investments $ 248          
Equity method investment, noncontrolling interest, percentage 40.00%          
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Space Technology Disposal Group            
Disposal Group, Including Discontinued Operations [Line Items]            
Disposal group, interest acquired by counterparty   60.00%   60.00%    
Proceeds from sales of businesses, net of cash divested $ 539          
Loss on write-down   $ 17   $ 27   $ 54
Pre-tax income on divestiture   $ 5 $ 23 $ 64 $ 61