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Segments of Business and Geographic Areas - Sales By Segment Of Business (Details) - USD ($)
$ in Millions
 3 Months Ended
Apr. 03, 2022
Apr. 04, 2021
Sales by segment of business    
Sales to customers $ 23,426 $ 22,321
Percent Change (as a percent) 5.00%  
U.S.    
Sales by segment of business    
Sales to customers $ 11,414 11,111
Percent Change (as a percent) 2.70%  
International    
Sales by segment of business    
Sales to customers $ 12,012 11,210
Percent Change (as a percent) 7.20%  
CONSUMER HEALTH    
Sales by segment of business    
Sales to customers $ 3,586 3,641
Percent Change (as a percent) (1.50%)  
CONSUMER HEALTH | U.S.    
Sales by segment of business    
Sales to customers $ 1,557 1,611
Percent Change (as a percent) (3.40%)  
CONSUMER HEALTH | International    
Sales by segment of business    
Sales to customers $ 2,029 2,030
Percent Change (as a percent) 0.00%  
CONSUMER HEALTH | OTC [Member]    
Sales by segment of business    
Sales to customers $ 1,461 1,273
Percent Change (as a percent) 14.80%  
CONSUMER HEALTH | OTC [Member] | U.S.    
Sales by segment of business    
Sales to customers $ 670 599
Percent Change (as a percent) 11.80%  
CONSUMER HEALTH | OTC [Member] | International    
Sales by segment of business    
Sales to customers $ 791 673
Percent Change (as a percent) 17.50%  
CONSUMER HEALTH | Skin Health/Beauty    
Sales by segment of business    
Sales to customers $ 1,012 1,163
Percent Change (as a percent) (13.00%)  
CONSUMER HEALTH | Skin Health/Beauty | U.S.    
Sales by segment of business    
Sales to customers $ 544 634
Percent Change (as a percent) (14.20%)  
CONSUMER HEALTH | Skin Health/Beauty | International    
Sales by segment of business    
Sales to customers $ 468 529
Percent Change (as a percent) (11.60%)  
CONSUMER HEALTH | Oral Care    
Sales by segment of business    
Sales to customers $ 366 417
Percent Change (as a percent) (12.20%)  
CONSUMER HEALTH | Oral Care | U.S.    
Sales by segment of business    
Sales to customers $ 143 163
Percent Change (as a percent) (12.60%)  
CONSUMER HEALTH | Oral Care | International    
Sales by segment of business    
Sales to customers $ 223 254
Percent Change (as a percent) (12.00%)  
CONSUMER HEALTH | Baby Care    
Sales by segment of business    
Sales to customers $ 355 389
Percent Change (as a percent) (8.60%)  
CONSUMER HEALTH | Baby Care | U.S.    
Sales by segment of business    
Sales to customers $ 85 96
Percent Change (as a percent) (11.50%)  
CONSUMER HEALTH | Baby Care | International    
Sales by segment of business    
Sales to customers $ 270 293
Percent Change (as a percent) (7.70%)  
CONSUMER HEALTH | Women's Health    
Sales by segment of business    
Sales to customers $ 228 222
Percent Change (as a percent) 2.60%  
CONSUMER HEALTH | Women's Health | U.S.    
Sales by segment of business    
Sales to customers $ 3 3
Percent Change (as a percent) 7.20%  
CONSUMER HEALTH | Women's Health | International    
Sales by segment of business    
Sales to customers $ 224 219
Percent Change (as a percent) 2.50%  
CONSUMER HEALTH | Wound Care/Other    
Sales by segment of business    
Sales to customers $ 164 177
Percent Change (as a percent) (7.40%)  
CONSUMER HEALTH | Wound Care/Other | U.S.    
Sales by segment of business    
Sales to customers $ 112 115
Percent Change (as a percent) (3.30%)  
CONSUMER HEALTH | Wound Care/Other | International    
Sales by segment of business    
Sales to customers $ 52 61
Percent Change (as a percent) (15.30%)  
PHARMACEUTICAL    
Sales by segment of business    
Sales to customers $ 12,869 12,101
Percent Change (as a percent) 6.30%  
PHARMACEUTICAL | U.S.    
Sales by segment of business    
Sales to customers $ 6,632 6,446
Percent Change (as a percent) 2.90%  
PHARMACEUTICAL | International    
Sales by segment of business    
Sales to customers $ 6,237 5,655
Percent Change (as a percent) 10.30%  
PHARMACEUTICAL | Immunology    
Sales by segment of business    
Sales to customers $ 4,119 3,914
Percent Change (as a percent) 5.20%  
PHARMACEUTICAL | Immunology | U.S.    
Sales by segment of business    
Sales to customers $ 2,501 2,413
Percent Change (as a percent) 3.70%  
PHARMACEUTICAL | Immunology | International    
Sales by segment of business    
Sales to customers $ 1,617 1,501
Percent Change (as a percent) 7.70%  
PHARMACEUTICAL | Immunology | REMICADE    
Sales by segment of business    
Sales to customers $ 663 777
Percent Change (as a percent) (14.70%)  
PHARMACEUTICAL | Immunology | REMICADE | U.S.    
Sales by segment of business    
Sales to customers $ 358 489
Percent Change (as a percent) (26.80%)  
PHARMACEUTICAL | Immunology | REMICADE | U.S. Exports    
Sales by segment of business    
Sales to customers $ 80 57
Percent Change (as a percent) 40.50%  
PHARMACEUTICAL | Immunology | REMICADE | International    
Sales by segment of business    
Sales to customers $ 225 232
Percent Change (as a percent) (2.60%)  
PHARMACEUTICAL | Immunology | SIMPONI / SIMPONI ARIA    
Sales by segment of business    
Sales to customers $ 571 562
Percent Change (as a percent) 1.50%  
PHARMACEUTICAL | Immunology | SIMPONI / SIMPONI ARIA | U.S.    
Sales by segment of business    
Sales to customers $ 287 255
Percent Change (as a percent) 12.50%  
PHARMACEUTICAL | Immunology | SIMPONI / SIMPONI ARIA | International    
Sales by segment of business    
Sales to customers $ 283 307
Percent Change (as a percent) (7.60%)  
PHARMACEUTICAL | Immunology | STELARA    
Sales by segment of business    
Sales to customers $ 2,288 2,148
Percent Change (as a percent) 6.50%  
PHARMACEUTICAL | Immunology | STELARA | U.S.    
Sales by segment of business    
Sales to customers $ 1,379 1,331
Percent Change (as a percent) 3.60%  
PHARMACEUTICAL | Immunology | STELARA | International    
Sales by segment of business    
Sales to customers $ 909 817
Percent Change (as a percent) 11.20%  
PHARMACEUTICAL | Immunology | TREMFYA    
Sales by segment of business    
Sales to customers $ 590 418
Percent Change (as a percent) 41.30%  
PHARMACEUTICAL | Immunology | TREMFYA | U.S.    
Sales by segment of business    
Sales to customers $ 391 274
Percent Change (as a percent) 42.70%  
PHARMACEUTICAL | Immunology | TREMFYA | International    
Sales by segment of business    
Sales to customers $ 199 143
Percent Change (as a percent) 38.80%  
PHARMACEUTICAL | Immunology | OTHER IMMUNOLOGY    
Sales by segment of business    
Sales to customers $ 6 8
Percent Change (as a percent) (22.00%)  
PHARMACEUTICAL | Immunology | OTHER IMMUNOLOGY | U.S.    
Sales by segment of business    
Sales to customers $ 6 7
Percent Change (as a percent) (3.20%)  
PHARMACEUTICAL | Immunology | OTHER IMMUNOLOGY | International    
Sales by segment of business    
Sales to customers $ 0 2
PHARMACEUTICAL | Infectious Diseases    
Sales by segment of business    
Sales to customers $ 1,297 998
Percent Change (as a percent) 30.00%  
PHARMACEUTICAL | Infectious Diseases | U.S.    
Sales by segment of business    
Sales to customers $ 461 512
Percent Change (as a percent) (10.00%)  
PHARMACEUTICAL | Infectious Diseases | International    
Sales by segment of business    
Sales to customers $ 836 485
Percent Change (as a percent) 72.30%  
PHARMACEUTICAL | Infectious Diseases | COVID-19    
Sales by segment of business    
Sales to customers $ 457 100
PHARMACEUTICAL | Infectious Diseases | COVID-19 | U.S.    
Sales by segment of business    
Sales to customers $ 75 100
Percent Change (as a percent) (24.90%)  
PHARMACEUTICAL | Infectious Diseases | COVID-19 | International    
Sales by segment of business    
Sales to customers $ 382 0
PHARMACEUTICAL | Infectious Diseases | EDURANT / rilpivirine    
Sales by segment of business    
Sales to customers $ 248 243
Percent Change (as a percent) 1.80%  
PHARMACEUTICAL | Infectious Diseases | EDURANT / rilpivirine | U.S.    
Sales by segment of business    
Sales to customers $ 9 10
Percent Change (as a percent) (12.60%)  
PHARMACEUTICAL | Infectious Diseases | EDURANT / rilpivirine | International    
Sales by segment of business    
Sales to customers $ 239 233
Percent Change (as a percent) 2.50%  
PHARMACEUTICAL | Infectious Diseases | PREZISTA / PREZCOBIX / REZOLSTA / SYMTUZA    
Sales by segment of business    
Sales to customers $ 501 546
Percent Change (as a percent) (8.30%)  
PHARMACEUTICAL | Infectious Diseases | PREZISTA / PREZCOBIX / REZOLSTA / SYMTUZA | U.S.    
Sales by segment of business    
Sales to customers $ 369 380
Percent Change (as a percent) (3.10%)  
PHARMACEUTICAL | Infectious Diseases | PREZISTA / PREZCOBIX / REZOLSTA / SYMTUZA | International    
Sales by segment of business    
Sales to customers $ 132 166
Percent Change (as a percent) (20.30%)  
PHARMACEUTICAL | Infectious Diseases | OTHER INFECTIOUS DISEASES(    
Sales by segment of business    
Sales to customers $ 91 108
Percent Change (as a percent) (15.30%)  
PHARMACEUTICAL | Infectious Diseases | OTHER INFECTIOUS DISEASES( | U.S.    
Sales by segment of business    
Sales to customers $ 8 21
Percent Change (as a percent) (62.50%)  
PHARMACEUTICAL | Infectious Diseases | OTHER INFECTIOUS DISEASES( | International    
Sales by segment of business    
Sales to customers $ 83 87
Percent Change (as a percent) (3.80%)  
PHARMACEUTICAL | Neuroscience    
Sales by segment of business    
Sales to customers $ 1,741 1,715
Percent Change (as a percent) 1.50%  
PHARMACEUTICAL | Neuroscience | U.S.    
Sales by segment of business    
Sales to customers $ 843 771
Percent Change (as a percent) 9.30%  
PHARMACEUTICAL | Neuroscience | International    
Sales by segment of business    
Sales to customers $ 898 943
Percent Change (as a percent) (4.80%)  
PHARMACEUTICAL | Neuroscience | CONCERTA / methylphenidate    
Sales by segment of business    
Sales to customers $ 157 171
Percent Change (as a percent) (8.30%)  
PHARMACEUTICAL | Neuroscience | CONCERTA / methylphenidate | U.S.    
Sales by segment of business    
Sales to customers $ 35 47
Percent Change (as a percent) (26.50%)  
PHARMACEUTICAL | Neuroscience | CONCERTA / methylphenidate | International    
Sales by segment of business    
Sales to customers $ 122 123
Percent Change (as a percent) (1.30%)  
PHARMACEUTICAL | Neuroscience | INVEGA SUSTENNA / XEPLION / INVEGA TRINZA / TREVICTA    
Sales by segment of business    
Sales to customers $ 1,048 965
Percent Change (as a percent) 8.60%  
PHARMACEUTICAL | Neuroscience | INVEGA SUSTENNA / XEPLION / INVEGA TRINZA / TREVICTA | U.S.    
Sales by segment of business    
Sales to customers $ 661 589
Percent Change (as a percent) 12.20%  
PHARMACEUTICAL | Neuroscience | INVEGA SUSTENNA / XEPLION / INVEGA TRINZA / TREVICTA | International    
Sales by segment of business    
Sales to customers $ 387 376
Percent Change (as a percent) 3.00%  
PHARMACEUTICAL | Neuroscience | RISPERDAL CONSTA    
Sales by segment of business    
Sales to customers $ 129 157
Percent Change (as a percent) (17.60%)  
PHARMACEUTICAL | Neuroscience | RISPERDAL CONSTA | U.S.    
Sales by segment of business    
Sales to customers $ 63 67
Percent Change (as a percent) (6.40%)  
PHARMACEUTICAL | Neuroscience | RISPERDAL CONSTA | International    
Sales by segment of business    
Sales to customers $ 66 89
Percent Change (as a percent) (26.10%)  
PHARMACEUTICAL | Neuroscience | OTHER NEUROSCIENCE    
Sales by segment of business    
Sales to customers $ 408 422
Percent Change (as a percent) (3.50%)  
PHARMACEUTICAL | Neuroscience | OTHER NEUROSCIENCE | U.S.    
Sales by segment of business    
Sales to customers $ 84 67
Percent Change (as a percent) 25.50%  
PHARMACEUTICAL | Neuroscience | OTHER NEUROSCIENCE | International    
Sales by segment of business    
Sales to customers $ 323 355
Percent Change (as a percent) (8.90%)  
PHARMACEUTICAL | Oncology    
Sales by segment of business    
Sales to customers $ 3,950 3,570
Percent Change (as a percent) 10.60%  
PHARMACEUTICAL | Oncology | U.S.    
Sales by segment of business    
Sales to customers $ 1,582 1,377
Percent Change (as a percent) 14.90%  
PHARMACEUTICAL | Oncology | International    
Sales by segment of business    
Sales to customers $ 2,369 2,193
Percent Change (as a percent) 8.00%  
PHARMACEUTICAL | Oncology | DARZALEX    
Sales by segment of business    
Sales to customers $ 1,856 1,365
Percent Change (as a percent) 36.00%  
PHARMACEUTICAL | Oncology | DARZALEX | U.S.    
Sales by segment of business    
Sales to customers $ 953 691
Percent Change (as a percent) 37.90%  
PHARMACEUTICAL | Oncology | DARZALEX | International    
Sales by segment of business    
Sales to customers $ 903 674
Percent Change (as a percent) 34.00%  
PHARMACEUTICAL | Oncology | ERLEADA    
Sales by segment of business    
Sales to customers $ 400 261
Percent Change (as a percent) 53.00%  
PHARMACEUTICAL | Oncology | ERLEADA | U.S.    
Sales by segment of business    
Sales to customers $ 206 171
Percent Change (as a percent) 20.30%  
PHARMACEUTICAL | Oncology | ERLEADA | International    
Sales by segment of business    
Sales to customers $ 194 90
PHARMACEUTICAL | Oncology | IMBRUVICA    
Sales by segment of business    
Sales to customers $ 1,038 1,125
Percent Change (as a percent) (7.70%)  
PHARMACEUTICAL | Oncology | IMBRUVICA | U.S.    
Sales by segment of business    
Sales to customers $ 370 444
Percent Change (as a percent) (16.70%)  
PHARMACEUTICAL | Oncology | IMBRUVICA | International    
Sales by segment of business    
Sales to customers $ 668 680
Percent Change (as a percent) (1.80%)  
PHARMACEUTICAL | Oncology | ZYTIGA / abiraterone acetate    
Sales by segment of business    
Sales to customers $ 539 638
Percent Change (as a percent) (15.60%)  
PHARMACEUTICAL | Oncology | ZYTIGA / abiraterone acetate | U.S.    
Sales by segment of business    
Sales to customers $ 19 50
Percent Change (as a percent) (62.10%)  
PHARMACEUTICAL | Oncology | ZYTIGA / abiraterone acetate | International    
Sales by segment of business    
Sales to customers $ 520 588
Percent Change (as a percent) (11.60%)  
PHARMACEUTICAL | Oncology | OTHER ONCOLOGY    
Sales by segment of business    
Sales to customers $ 118 182
Percent Change (as a percent) (35.10%)  
PHARMACEUTICAL | Oncology | OTHER ONCOLOGY | U.S.    
Sales by segment of business    
Sales to customers $ 34 21
Percent Change (as a percent) 63.10%  
PHARMACEUTICAL | Oncology | OTHER ONCOLOGY | International    
Sales by segment of business    
Sales to customers $ 84 161
Percent Change (as a percent) (47.70%)  
PHARMACEUTICAL | Pulmonary Hypertension    
Sales by segment of business    
Sales to customers $ 852 861
Percent Change (as a percent) (1.10%)  
PHARMACEUTICAL | Pulmonary Hypertension | U.S.    
Sales by segment of business    
Sales to customers $ 572 573
Percent Change (as a percent) (0.20%)  
PHARMACEUTICAL | Pulmonary Hypertension | International    
Sales by segment of business    
Sales to customers $ 279 288
Percent Change (as a percent) (2.90%)  
PHARMACEUTICAL | Pulmonary Hypertension | OPSUMIT    
Sales by segment of business    
Sales to customers $ 443 450
Percent Change (as a percent) (1.60%)  
PHARMACEUTICAL | Pulmonary Hypertension | OPSUMIT | U.S.    
Sales by segment of business    
Sales to customers $ 273 272
Percent Change (as a percent) 0.50%  
PHARMACEUTICAL | Pulmonary Hypertension | OPSUMIT | International    
Sales by segment of business    
Sales to customers $ 170 179
Percent Change (as a percent) (4.80%)  
PHARMACEUTICAL | Pulmonary Hypertension | UPTRAVI    
Sales by segment of business    
Sales to customers $ 325 305
Percent Change (as a percent) 6.50%  
PHARMACEUTICAL | Pulmonary Hypertension | UPTRAVI | U.S.    
Sales by segment of business    
Sales to customers $ 269 259
Percent Change (as a percent) 3.90%  
PHARMACEUTICAL | Pulmonary Hypertension | UPTRAVI | International    
Sales by segment of business    
Sales to customers $ 56 46
Percent Change (as a percent) 20.90%  
PHARMACEUTICAL | Pulmonary Hypertension | Other    
Sales by segment of business    
Sales to customers $ 83 105
Percent Change (as a percent) (20.80%)  
PHARMACEUTICAL | Pulmonary Hypertension | Other | U.S.    
Sales by segment of business    
Sales to customers $ 30 42
Percent Change (as a percent) (29.00%)  
PHARMACEUTICAL | Pulmonary Hypertension | Other | International    
Sales by segment of business    
Sales to customers $ 53 63
Percent Change (as a percent) (15.20%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other    
Sales by segment of business    
Sales to customers $ 910 1,044
Percent Change (as a percent) (12.80%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | U.S.    
Sales by segment of business    
Sales to customers $ 672 799
Percent Change (as a percent) (15.80%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | International    
Sales by segment of business    
Sales to customers $ 238 245
Percent Change (as a percent) (3.00%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | XARELTO    
Sales by segment of business    
Sales to customers $ 508 589
Percent Change (as a percent) (13.80%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | XARELTO | U.S.    
Sales by segment of business    
Sales to customers $ 508 589
Percent Change (as a percent) (13.80%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | XARELTO | International    
Sales by segment of business    
Sales to customers $ 0 0
Percent Change (as a percent) 0.00%  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | INVOKANA / INVOKAMET    
Sales by segment of business    
Sales to customers $ 128 150
Percent Change (as a percent) (14.60%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | INVOKANA / INVOKAMET | U.S.    
Sales by segment of business    
Sales to customers $ 60 87
Percent Change (as a percent) (30.70%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | INVOKANA / INVOKAMET | International    
Sales by segment of business    
Sales to customers $ 68 63
Percent Change (as a percent) 7.50%  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | Other    
Sales by segment of business    
Sales to customers $ 274 305
Percent Change (as a percent) (10.00%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | Other | U.S.    
Sales by segment of business    
Sales to customers $ 104 122
Percent Change (as a percent) (14.90%)  
PHARMACEUTICAL | Cardiovascular / Metabolism / Other | Other | International    
Sales by segment of business    
Sales to customers $ 170 182
Percent Change (as a percent) (6.60%)  
MEDTECH(3)    
Sales by segment of business    
Sales to customers $ 6,971 6,579
Percent Change (as a percent) 5.90%  
MEDTECH(3) | U.S.    
Sales by segment of business    
Sales to customers $ 3,225 3,054
Percent Change (as a percent) 5.60%  
MEDTECH(3) | International    
Sales by segment of business    
Sales to customers $ 3,746 3,525
Percent Change (as a percent) 6.30%  
MEDTECH(3) | Interventional Solutions    
Sales by segment of business    
Sales to customers $ 1,092 949
Percent Change (as a percent) 15.10%  
MEDTECH(3) | Interventional Solutions | U.S.    
Sales by segment of business    
Sales to customers $ 494 434
Percent Change (as a percent) 13.80%  
MEDTECH(3) | Interventional Solutions | International    
Sales by segment of business    
Sales to customers $ 597 514
Percent Change (as a percent) 16.20%  
MEDTECH(3) | Orthopaedics    
Sales by segment of business    
Sales to customers $ 2,188 2,113
Percent Change (as a percent) 3.50%  
MEDTECH(3) | Orthopaedics | U.S.    
Sales by segment of business    
Sales to customers $ 1,289 1,249
Percent Change (as a percent) 3.20%  
MEDTECH(3) | Orthopaedics | International    
Sales by segment of business    
Sales to customers $ 899 864
Percent Change (as a percent) 4.10%  
MEDTECH(3) | Orthopaedics | HIPS    
Sales by segment of business    
Sales to customers $ 389 356
Percent Change (as a percent) 9.30%  
MEDTECH(3) | Orthopaedics | HIPS | U.S.    
Sales by segment of business    
Sales to customers $ 225 209
Percent Change (as a percent) 7.30%  
MEDTECH(3) | Orthopaedics | HIPS | International    
Sales by segment of business    
Sales to customers $ 164 146
Percent Change (as a percent) 12.20%  
MEDTECH(3) | Orthopaedics | KNEES    
Sales by segment of business    
Sales to customers $ 339 317
Percent Change (as a percent) 6.70%  
MEDTECH(3) | Orthopaedics | KNEES | U.S.    
Sales by segment of business    
Sales to customers $ 201 185
Percent Change (as a percent) 8.60%  
MEDTECH(3) | Orthopaedics | KNEES | International    
Sales by segment of business    
Sales to customers $ 138 132
Percent Change (as a percent) 4.10%  
MEDTECH(3) | Orthopaedics | TRAUMA    
Sales by segment of business    
Sales to customers $ 748 733
Percent Change (as a percent) 2.10%  
MEDTECH(3) | Orthopaedics | TRAUMA | U.S.    
Sales by segment of business    
Sales to customers $ 475 450
Percent Change (as a percent) 5.50%  
MEDTECH(3) | Orthopaedics | TRAUMA | International    
Sales by segment of business    
Sales to customers $ 273 282
Percent Change (as a percent) (3.30%)  
MEDTECH(3) | Orthopaedics | SPINE, SPORTS & OTHER    
Sales by segment of business    
Sales to customers $ 712 707
Percent Change (as a percent) 0.60%  
MEDTECH(3) | Orthopaedics | SPINE, SPORTS & OTHER | U.S.    
Sales by segment of business    
Sales to customers $ 387 404
Percent Change (as a percent) (4.10%)  
MEDTECH(3) | Orthopaedics | SPINE, SPORTS & OTHER | International    
Sales by segment of business    
Sales to customers $ 324 303
Percent Change (as a percent) 7.00%  
MEDTECH(3) | Surgery    
Sales by segment of business    
Sales to customers $ 2,434 2,372
Percent Change (as a percent) 2.60%  
MEDTECH(3) | Surgery | U.S.    
Sales by segment of business    
Sales to customers $ 921 898
Percent Change (as a percent) 2.50%  
MEDTECH(3) | Surgery | International    
Sales by segment of business    
Sales to customers $ 1,513 1,474
Percent Change (as a percent) 2.70%  
MEDTECH(3) | Surgery | ADVANCED    
Sales by segment of business    
Sales to customers $ 1,146 1,118
Percent Change (as a percent) 2.50%  
MEDTECH(3) | Surgery | ADVANCED | U.S.    
Sales by segment of business    
Sales to customers $ 417 405
Percent Change (as a percent) 3.00%  
MEDTECH(3) | Surgery | ADVANCED | International    
Sales by segment of business    
Sales to customers $ 729 713
Percent Change (as a percent) 2.20%  
MEDTECH(3) | Surgery | GENERAL    
Sales by segment of business    
Sales to customers $ 1,288 1,254
Percent Change (as a percent) 2.70%  
MEDTECH(3) | Surgery | GENERAL | U.S.    
Sales by segment of business    
Sales to customers $ 504 493
Percent Change (as a percent) 2.10%  
MEDTECH(3) | Surgery | GENERAL | International    
Sales by segment of business    
Sales to customers $ 784 761
Percent Change (as a percent) 3.10%  
MEDTECH(3) | Vision    
Sales by segment of business    
Sales to customers $ 1,257 1,145
Percent Change (as a percent) 9.80%  
MEDTECH(3) | Vision | U.S.    
Sales by segment of business    
Sales to customers $ 521 472
Percent Change (as a percent) 10.40%  
MEDTECH(3) | Vision | International    
Sales by segment of business    
Sales to customers $ 736 673
Percent Change (as a percent) 9.40%  
MEDTECH(3) | Vision | CONTACT LENSES / OTHER    
Sales by segment of business    
Sales to customers $ 910 857
Percent Change (as a percent) 6.20%  
MEDTECH(3) | Vision | CONTACT LENSES / OTHER | U.S.    
Sales by segment of business    
Sales to customers $ 400 371
Percent Change (as a percent) 7.70%  
MEDTECH(3) | Vision | CONTACT LENSES / OTHER | International    
Sales by segment of business    
Sales to customers $ 511 486
Percent Change (as a percent) 5.10%  
MEDTECH(3) | Vision | SURGICAL    
Sales by segment of business    
Sales to customers $ 347 288
Percent Change (as a percent) 20.40%  
MEDTECH(3) | Vision | SURGICAL | U.S.    
Sales by segment of business    
Sales to customers $ 121 101
Percent Change (as a percent) 20.20%  
MEDTECH(3) | Vision | SURGICAL | International    
Sales by segment of business    
Sales to customers $ 226 187
Percent Change (as a percent) 20.50%  
CONSUMER HEALTH and PHARMACEUTICAL [Member] | OTC [Member] | CHINA    
Sales by segment of business    
Sales to customers   $ 100