v3.26.1
Debt - Summary of Debt (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 29, 2026
Mar. 31, 2026
Jun. 30, 2026
Jun. 30, 2025
Mar. 30, 2026
Debt, Long-Term And Short-Term [Roll Forward]          
Balance as of beginning-of-year     $ 5,866    
Issuance of long-term debt, net of issuance costs     744 $ 0  
Unamortized discounts     8    
Unamortized debt issuance costs     (3)    
Unamortized adjustments from discontinued hedges     (8)    
Fair value hedge on interest rate swap agreements     2    
Balance as of end-of-period     6,465    
Term loans | SOFR Due 2031          
Debt, Long-Term And Short-Term [Roll Forward]          
Issuance of long-term debt, net of issuance costs     100    
Debt instrument, face amount         $ 250
Debt instrument, basis spread on variable rate   1.25%      
Term loans | SOFR Due 2027          
Debt, Long-Term And Short-Term [Roll Forward]          
Debt instrument, face amount         $ 150
Subordinated Debt | Subordinated Notes, due 2056          
Debt, Long-Term And Short-Term [Roll Forward]          
Issuance of long-term debt, net of issuance costs     $ 500    
Debt instrument, interest rate, stated percentage 6.80%   6.80%    
Debt instrument, face amount $ 500        
Debt instrument, basis spread on variable rate 2.40%