v3.26.1
DIVESTITURES - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 03, 2026
Jun. 27, 2025
Jul. 03, 2026
Jun. 27, 2025
Disposal Group, Including Discontinued Operations [Line Items]        
Proceeds from sales of businesses, net of cash divested     $ 0 $ 831
Disposal group, held-for-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%  
Cash price on sale of business $ 825   $ 825  
Pre-tax income on divestiture $ 28 $ 24 59 $ 38
Loss on write-down     $ 10  
Disposal group, held-for-sale, not discontinued operations | CAS Disposal Group        
Disposal Group, Including Discontinued Operations [Line Items]        
Proceeds from sales of businesses, net of cash divested   $ 831    
Space Propulsion And Power Systems And Space Avionics And Communications Businesses        
Disposal Group, Including Discontinued Operations [Line Items]        
Noncontrolling interest ownership percentage 40.00%   40.00%