v3.19.3.a.u2
Segment and Geographic Area Information - Depreciation and Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Segment Information      
Depreciation $ 1,078 $ 1,100 $ 1,046
Additions to Property, Plant and Equipment 1,668 1,394 1,135
Total Assets 67,887 67,173 76,250
Segment assets:      
Total Assets 67,887 67,173 76,250
Other      
Segment Information      
Depreciation 172 167 154
Additions to Property, Plant and Equipment 160 160 157
Total Reportable Segments      
Segment Information      
Depreciation 906 933 892
Additions to Property, Plant and Equipment 1,508 1,234 978
Total Assets 18,007 16,085 15,913
Segment assets:      
Total Assets 18,007 16,085 15,913
Total Reportable Segments | Established Pharmaceutical Products      
Segment Information      
Depreciation 98 92 90
Additions to Property, Plant and Equipment 109 131 181
Total Assets 2,858 2,664 2,728
Segment assets:      
Total Assets 2,858 2,664 2,728
Total Reportable Segments | Nutritional Products      
Segment Information      
Depreciation 139 150 164
Additions to Property, Plant and Equipment 141 86 147
Total Assets 3,274 3,071 3,160
Segment assets:      
Total Assets 3,274 3,071 3,160
Total Reportable Segments | Diagnostic Products      
Segment Information      
Depreciation 403 397 300
Additions to Property, Plant and Equipment 726 609 374
Total Assets 5,235 4,464 4,226
Segment assets:      
Total Assets 5,235 4,464 4,226
Total Reportable Segments | Medical Devices      
Segment Information      
Depreciation 266 294 338
Additions to Property, Plant and Equipment 532 408 276
Total Assets 6,640 5,886 5,799
Segment assets:      
Total Assets 6,640 5,886 5,799
Reconciling items      
Segment assets:      
Cash and investments 5,023 4,983 10,493
Goodwill and intangible assets 40,220 42,196 45,493
All other $ 4,637 $ 3,909 $ 4,351