v3.26.3
Debt and Credit Facilities (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Aug. 17, 2026
Aug. 05, 2026
Jun. 26, 2026
Jan. 30, 2026
Aug. 06, 2025
Oct. 03, 2026
Oct. 03, 2026
Sep. 27, 2025
Dec. 31, 2025
Debt Instrument [Line Items]                  
Net proceeds from issuance of debt             $ 942 $ 2,733  
Repayments of debt             500 $ 322  
Short-term borrowings           $ 750 750   $ 749
Long-term debt, gross           $ 10,112 $ 10,112   9,163
364-day term loans | Unsecured Debt                  
Debt Instrument [Line Items]                  
Debt instrument, term 1 year   1 year   364 days 364 days 364 days    
Repayments of debt   $ 300              
Short-term borrowings           $ 550 $ 550   749
Weighted average interest rate           4.74% 4.74%    
Line of Credit | Term Loan | Unsecured Debt                  
Debt Instrument [Line Items]                  
Line of credit $ 300                
Line of Credit | Term Loan | Tranche 1 | Unsecured Debt                  
Debt Instrument [Line Items]                  
Outstanding debt       $ 550          
Line of credit         $ 750        
Repayments of debt       $ 200          
Line of Credit | 364-day term loans | Unsecured Debt                  
Debt Instrument [Line Items]                  
Short-term borrowings 150   $ 250            
Borrowing capacity   $ 250              
Commercial Paper                  
Debt Instrument [Line Items]                  
Weighted average interest rate           4.04% 4.04%    
Line of credit facility borrowing capacity           $ 2,200 $ 2,200    
Long-term debt, gross           $ 200 $ 200    
Senior Notes | 4.85% Senior Notes Due 2029, And 5.65% Senior Notes Due 2036                  
Debt Instrument [Line Items]                  
Net proceeds from issuance of debt 942                
Senior Notes | 4.85% senior notes due 2029                  
Debt Instrument [Line Items]                  
Debt instrument face amount $ 350                
Interest rate 4.85%         4.85% 4.85%    
Long-term debt, gross           $ 348 $ 348   0
Senior Notes | 5.65% senior notes due 2036                  
Debt Instrument [Line Items]                  
Debt instrument face amount $ 600                
Interest rate 5.65%         5.65% 5.65%    
Debt instrument, term             10 years    
Long-term debt, gross           $ 594 $ 594   0
Unsecured Debt | Term loan due 2028                  
Debt Instrument [Line Items]                  
Weighted average interest rate           4.92% 4.92%    
Long-term debt, gross           $ 749 $ 749   $ 748
Unsecured Debt | Line of Credit | Term Loan                  
Debt Instrument [Line Items]                  
Outstanding debt         1,500        
Unsecured Debt | Line of Credit | Term Loan | Tranche 2                  
Debt Instrument [Line Items]                  
Outstanding debt         $ 750        
Debt instrument, term         3 years        
Line of Credit | Revolving Credit Facility | 2025 Motorola Solutions Credit Agreement                  
Debt Instrument [Line Items]                  
Line of credit facility borrowing capacity           $ 2,250 $ 2,250