v3.26.3
Supplemental Income Statement Information - Scheduleof Disaggregated Revenues (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 26, 2026
Sep. 27, 2025
Sep. 26, 2026
Sep. 27, 2025
Disaggregation of Revenue [Line Items]        
Total revenues $ 12,137 $ 11,122 $ 35,136 $ 32,341
Life Sciences Solutions        
Disaggregation of Revenue [Line Items]        
Total revenues 2,279 2,194 6,853 6,263
Analytical Instruments        
Disaggregation of Revenue [Line Items]        
Total revenues 1,948 1,847 5,414 5,193
Specialty Diagnostics        
Disaggregation of Revenue [Line Items]        
Total revenues 1,090 1,154 3,402 3,402
Specialty Diagnostics | Intersubsegment Eliminations        
Disaggregation of Revenue [Line Items]        
Total revenues (58) (70) (204) (207)
Laboratory Products and Biopharma Services        
Disaggregation of Revenue [Line Items]        
Total revenues 6,820 5,927 19,467 17,483
Laboratory Products and Biopharma Services | Intersubsegment Eliminations        
Disaggregation of Revenue [Line Items]        
Total revenues (242) (226) (710) (679)
Total Reportable Segments        
Disaggregation of Revenue [Line Items]        
Total revenues 12,683 11,626 36,771 33,828
Total Reportable Segments | Life Sciences Solutions        
Disaggregation of Revenue [Line Items]        
Total revenues 2,719 2,588 8,170 7,428
Total Reportable Segments | Life Sciences Solutions | Biosciences        
Disaggregation of Revenue [Line Items]        
Total revenues 1,025 1,023 3,065 3,091
Total Reportable Segments | Life Sciences Solutions | Genetic sciences        
Disaggregation of Revenue [Line Items]        
Total revenues 702 720 2,060 2,076
Total Reportable Segments | Life Sciences Solutions | BioProduction        
Disaggregation of Revenue [Line Items]        
Total revenues 896 817 2,730 2,234
Total Reportable Segments | Life Sciences Solutions | Other        
Disaggregation of Revenue [Line Items]        
Total revenues 96 28 315 27
Total Reportable Segments | Analytical Instruments        
Disaggregation of Revenue [Line Items]        
Total revenues 2,002 1,893 5,564 5,339
Total Reportable Segments | Analytical Instruments | Chromatography and mass spectrometry        
Disaggregation of Revenue [Line Items]        
Total revenues 859 841 2,478 2,398
Total Reportable Segments | Analytical Instruments | Chemical analysis        
Disaggregation of Revenue [Line Items]        
Total revenues 316 320 919 898
Total Reportable Segments | Analytical Instruments | Electron microscopy        
Disaggregation of Revenue [Line Items]        
Total revenues 827 732 2,167 2,043
Total Reportable Segments | Specialty Diagnostics        
Disaggregation of Revenue [Line Items]        
Total revenues 1,098 1,174 3,445 3,456
Total Reportable Segments | Specialty Diagnostics | Clinical diagnostics        
Disaggregation of Revenue [Line Items]        
Total revenues 269 283 830 822
Total Reportable Segments | Specialty Diagnostics | ImmunoDiagnostics        
Disaggregation of Revenue [Line Items]        
Total revenues 232 230 710 681
Total Reportable Segments | Specialty Diagnostics | Microbiology        
Disaggregation of Revenue [Line Items]        
Total revenues 70 162 396 473
Total Reportable Segments | Specialty Diagnostics | Transplant diagnostics        
Disaggregation of Revenue [Line Items]        
Total revenues 131 125 386 362
Total Reportable Segments | Specialty Diagnostics | Healthcare market channel        
Disaggregation of Revenue [Line Items]        
Total revenues 454 444 1,326 1,325
Total Reportable Segments | Laboratory Products and Biopharma Services        
Disaggregation of Revenue [Line Items]        
Total revenues 6,863 5,970 19,592 17,605
Total Reportable Segments | Laboratory Products and Biopharma Services | Laboratory products        
Disaggregation of Revenue [Line Items]        
Total revenues 603 594 1,779 1,776
Total Reportable Segments | Laboratory Products and Biopharma Services | Research and safety market channel        
Disaggregation of Revenue [Line Items]        
Total revenues 2,030 1,861 5,893 5,471
Total Reportable Segments | Laboratory Products and Biopharma Services | Pharma services        
Disaggregation of Revenue [Line Items]        
Total revenues 2,029 1,722 5,662 5,123
Total Reportable Segments | Laboratory Products and Biopharma Services | Clinical research        
Disaggregation of Revenue [Line Items]        
Total revenues 2,445 2,019 6,969 5,914
Elimination of intersegment revenues        
Disaggregation of Revenue [Line Items]        
Total revenues (546) (503) (1,635) (1,487)
North America        
Disaggregation of Revenue [Line Items]        
Total revenues 6,266 5,689 18,120 16,924
Europe        
Disaggregation of Revenue [Line Items]        
Total revenues 3,201 3,005 9,469 8,459
Asia-Pacific        
Disaggregation of Revenue [Line Items]        
Total revenues 2,240 2,013 6,314 5,824
Other regions        
Disaggregation of Revenue [Line Items]        
Total revenues 430 415 1,232 1,135
Product revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 6,753 6,489 19,852 18,719
Consumables        
Disaggregation of Revenue [Line Items]        
Total revenues 4,870 4,679 14,665 13,638
Instruments        
Disaggregation of Revenue [Line Items]        
Total revenues 1,883 1,811 5,188 5,080
Services        
Disaggregation of Revenue [Line Items]        
Total revenues $ 5,384 $ 4,633 $ 15,283 $ 13,623