v3.26.1
Segment Information (Segment Data) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 26, 2026
Jun. 27, 2025
Jun. 26, 2026
Jun. 27, 2025
Dec. 31, 2025
Segment Reporting [Line Items]          
Sales $ 6,265 $ 5,936 $ 12,216 $ 11,677  
Less:          
Depreciation (196) (185) (389) (366)  
Amortization of intangible assets (463) (426) (897) (836)  
Impairments   (432) 0 (447)  
Other segment items (4,479) (4,133) (8,459) (7,994)  
Operating profit 1,127 760 2,471 2,034  
Identifiable assets 92,367   92,367   $ 83,464
Capital expenditures 269 248 506 493  
Operating segments          
Segment Reporting [Line Items]          
Sales 6,265 5,936 12,216 11,677  
Less:          
Depreciation (195) (183) (385) (362)  
Amortization of intangible assets (463) (426) (897) (836)  
Impairments   (432)      
Other segment items (4,391) (4,049) (8,285) (7,826)  
Operating profit 1,216 846 2,649 2,206  
Other          
Segment Reporting [Line Items]          
Sales 0 0 0 0  
Less:          
Depreciation (1) (2) (4) (4)  
Amortization of intangible assets 0 0 0 0  
Impairments   0   0  
Other segment items (88) (84) (174) (168)  
Operating profit (89) (86) (178) (172)  
Identifiable assets 8,034   8,034   8,267
Capital expenditures 1 2 3 3  
Biotechnology | Operating segments          
Segment Reporting [Line Items]          
Sales 1,920 1,850 3,717 3,462  
Less:          
Depreciation (40) (38) (80) (72)  
Amortization of intangible assets (231) (228) (465) (441)  
Impairments   0   (15)  
Other segment items (1,093) (1,053) (2,082) (1,962)  
Operating profit 556 531 1,090 972  
Identifiable assets 36,009   36,009   37,337
Capital expenditures 66 80 130 161  
Life Sciences | Operating segments          
Segment Reporting [Line Items]          
Sales 1,879 1,777 3,616 3,457  
Less:          
Depreciation (48) (45) (96) (90)  
Amortization of intangible assets (151) (150) (303) (299)  
Impairments   (432)   (432)  
Other segment items (1,436) (1,389) (2,748) (2,674)  
Operating profit 244 (239) 469 (38)  
Identifiable assets 22,593   22,593   23,112
Capital expenditures 38 41 65 89  
Diagnostics | Operating segments          
Segment Reporting [Line Items]          
Sales 2,466 2,309 4,883 4,758  
Less:          
Depreciation (107) (100) (209) (200)  
Amortization of intangible assets (81) (48) (129) (96)  
Impairments   0   0  
Other segment items (1,862) (1,607) (3,455) (3,190)  
Operating profit 416 554 1,090 1,272  
Identifiable assets 25,731   25,731   $ 14,748
Capital expenditures $ 164 $ 125 $ 308 $ 240