Segments of Business and Geographic Areas - Sales by Segment of Business (Details) $ in Millions	12 Months Ended
	Dec. 29, 2024 USD ($) segment	Dec. 31, 2023 USD ($)	Jan. 01, 2023 USD ($) Segment
Segment Reporting Information [Line Items]
Number of segments	2		3
Sales to Customers	$ 88,821	$ 85,159	$ 79,990
% Change	4.30%	6.50%
Innovative Medicine
Segment Reporting Information [Line Items]
Sales to Customers	$ 56,964	$ 54,759	52,563
% Change	4.00%	4.20%
Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 17,828	$ 18,052	16,935
% Change	(1.20%)	6.60%
Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,396	$ 4,418	5,449
% Change	(23.10%)	(18.90%)
Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 7,115	$ 7,140	6,893
% Change	(0.40%)	3.60%
Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 20,781	$ 17,661	15,983
% Change	17.70%	10.50%
Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,282	$ 3,815	3,417
% Change	12.30%	11.60%
Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,562	$ 3,671	3,887
% Change	(3.00%)	(5.50%)
MedTech
Segment Reporting Information [Line Items]
Sales to Customers	$ 31,857	$ 30,400	27,427
% Change	4.80%	10.80%
MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 7,707	$ 6,350	4,300
% Change	21.40%	47.70%
MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 9,158	$ 8,942	8,587
% Change	2.40%	4.10%
MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 9,845	$ 10,037	9,690
% Change	(1.90%)	3.60%
MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,146	$ 5,072	4,849
% Change	1.50%	4.60%
Remicade | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,605	$ 1,839	2,343
% Change	(12.80%)	(21.50%)
Simponi/Simponi Aria | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,190	$ 2,197	2,184
% Change	(0.30%)	0.60%
Stelara | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 10,361	$ 10,858	9,723
% Change	(4.60%)	11.70%
Tremfya | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,670	$ 3,147	2,668
% Change	16.60%	17.90%
Other Immunology | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 3	$ 11	17
% Change	(74.10%)	(33.80%)
COVID-19 | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 198	$ 1,117	2,179
% Change	(82.40%)	(48.80%)
EDURANT/rilpivirine | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,272	$ 1,150	1,008
% Change	10.60%	14.10%
PREZISTA/PREZCOBIX/REZOLSTA/SYMTUZA | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,712	$ 1,854	1,943
% Change	(7.70%)	(4.60%)
Other Infectious Diseases | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 214	$ 297	318
% Change	(27.60%)	(6.70%)
CONCERTA/Methylphenidate | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 641	$ 783	644
% Change	(18.10%)	21.60%
INVEGA SUSTENNA/XEPLION/TRINZA/TREVICTA | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,222	$ 4,115	4,140
% Change	2.60%	(0.60%)
SPRAVATO | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,077	$ 689	374
% Change	56.40%	84.10%
OTHER NEUROSCIENCE | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,175	$ 1,553	1,734
% Change	(24.30%)	(10.40%)
CARVYKTI | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 963	$ 500	133
% Change	92.70%
DARZALEX | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 11,670	$ 9,744	7,977
% Change	19.80%	22.20%
ERLEADA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,999	$ 2,387	1,881
% Change	25.60%	26.90%
IMBRUVICA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,038	$ 3,264	3,784
% Change	(6.90%)	(13.70%)
TECVAYLI | Pharmaceutical | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 549	$ 395	15
% Change	38.80%
ZYTIGA/abiraterone acetate | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 631	$ 887	1,770
% Change	(28.80%)	(49.90%)
Other Oncology | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 931	$ 484	423
% Change	92.50%	14.40%
OPSUMIT | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,184	$ 1,973	1,783
% Change	10.70%	10.60%
UPTRAVI | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,817	$ 1,582	1,322
% Change	14.90%	19.70%
Other Pulmonary Hypertension | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 281	$ 260	313
% Change	7.90%	(16.70%)
XARELTO | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,373	$ 2,365	2,473
% Change	0.30%	(4.40%)
Other | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,189	$ 1,306	1,414
% Change	(8.90%)	(7.60%)
ELECTROPHYSIOLOGY | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,267	$ 4,688	3,937
% Change	12.30%	19.10%
Abiomed | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,496	$ 1,306	31
% Change	14.50%
Shockwave Medical, Inc. | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 564	0	0
other cardiovascular | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 380	$ 356	332
% Change	6.90%	7.10%
HIPS | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,638	$ 1,560	1,514
% Change	5.00%	3.00%
KNEES | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,545	$ 1,456	1,359
% Change	6.10%	7.10%
TRAUMA | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,049	$ 2,979	2,871
% Change	2.30%	3.80%
SPINE,SPORTS & OTHER | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,926	$ 2,947	2,843
% Change	(0.70%)	3.70%
ADVANCED | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,488	$ 4,671	4,569
% Change	(3.90%)	2.20%
GENERAL | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,358	$ 5,366	5,121
% Change	(0.20%)	4.80%
CONTACT LENSES/OTHER | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,733	$ 3,702	3,543
% Change	0.80%	4.50%
SURGICAL | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,413	$ 1,370	1,306
% Change	3.20%	4.90%
United States
Segment Reporting Information [Line Items]
Sales to Customers	$ 50,302	$ 46,444	41,981
% Change	8.30%	10.60%
United States | Innovative Medicine
Segment Reporting Information [Line Items]
Sales to Customers	$ 33,970	$ 31,169	28,604
% Change	9.00%	9.00%
United States | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 11,355	$ 11,539	11,036
% Change	(1.60%)	4.60%
United States | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,354	$ 1,500	1,680
% Change	(9.80%)	(10.70%)
United States | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,398	$ 4,065	3,570
% Change	8.20%	13.90%
United States | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 10,854	$ 8,462	6,930
% Change	28.30%	22.10%
United States | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,143	$ 2,697	2,346
% Change	16.50%	15.00%
United States | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,866	$ 2,906	3,042
% Change	(1.40%)	(4.50%)
United States | MedTech
Segment Reporting Information [Line Items]
Sales to Customers	$ 16,332	$ 15,275	13,377
% Change	6.90%	14.20%
United States | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,513	$ 3,633	2,169
% Change	24.20%	67.50%
United States | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,689	$ 5,525	5,321
% Change	3.00%	3.80%
United States | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 4,003	$ 4,031	3,897
% Change	(0.70%)	3.40%
United States | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,128	$ 2,086	1,990
% Change	2.00%	4.80%
United States | Remicade | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,009	$ 1,143	1,417
% Change	(11.70%)	(19.30%)
United States | Simponi/Simponi Aria | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,082	$ 1,124	1,166
% Change	(3.80%)	(3.60%)
United States | Stelara | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 6,720	$ 6,966	6,388
% Change	(3.50%)	9.00%
United States | Tremfya | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,443	$ 2,147	1,844
% Change	13.70%	16.50%
United States | Other Immunology | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 3	$ 11	17
% Change	(74.10%)	(33.80%)
United States | COVID-19 | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 0	$ 0	120
% Change	0.00%
United States | EDURANT/rilpivirine | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 31	$ 35	36
% Change	(10.00%)	(3.70%)
United States | PREZISTA/PREZCOBIX/REZOLSTA/SYMTUZA | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,311	$ 1,446	1,494
% Change	(9.40%)	(3.20%)
United States | Other Infectious Diseases | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 11	$ 19	30
% Change	(41.00%)	(34.50%)
United States | CONCERTA/Methylphenidate | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 134	$ 230	151
% Change	(41.70%)	52.50%
United States | INVEGA SUSTENNA/XEPLION/TRINZA/TREVICTA | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,125	$ 2,897	2,714
% Change	7.90%	6.70%
United States | SPRAVATO | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 929	$ 589	328
% Change	57.80%	79.70%
United States | OTHER NEUROSCIENCE | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 210	$ 349	376
% Change	(39.80%)	(7.30%)
United States | CARVYKTI | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 869	$ 469	133
% Change	85.20%
United States | DARZALEX | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 6,588	$ 5,277	4,210
% Change	24.80%	25.40%
United States | ERLEADA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,282	$ 1,065	968
% Change	20.30%	10.00%
United States | IMBRUVICA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,020	$ 1,051	1,390
% Change	(3.00%)	(24.40%)
United States | TECVAYLI | Pharmaceutical | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 418	$ 334	12
% Change	25.30%
United States | ZYTIGA/abiraterone acetate | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 34	$ 50	74
% Change	(32.20%)	(32.10%)
United States | Other Oncology | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 643	$ 215	144
% Change		49.30%
United States | OPSUMIT | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,520	$ 1,292	1,132
% Change	17.70%	14.10%
United States | UPTRAVI | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,511	$ 1,326	1,104
% Change	13.90%	20.10%
United States | Other Pulmonary Hypertension | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 112	$ 79	110
% Change	41.80%	(28.60%)
United States | XARELTO | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,373	$ 2,365	2,473
% Change	0.30%	(4.40%)
United States | Other | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 494	$ 541	569
% Change	(8.80%)	(5.00%)
United States | ELECTROPHYSIOLOGY | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,738	$ 2,458	2,036
% Change	11.40%	20.70%
United States | Abiomed | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,213	$ 1,066	31
% Change	13.70%
United States | Shockwave Medical, Inc. | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 442	0	0
United States | other cardiovascular | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 120	$ 109	102
% Change	10.70%	6.70%
United States | HIPS | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,057	$ 996	943
% Change	6.20%	5.60%
United States | KNEES | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 922	$ 896	851
% Change	2.90%	5.30%
United States | TRAUMA | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,013	$ 1,949	1,882
% Change	3.30%	3.60%
United States | SPINE,SPORTS & OTHER | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,696	$ 1,684	1,645
% Change	0.70%	2.40%
United States | ADVANCED | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,838	$ 1,833	1,784
% Change	0.20%	2.80%
United States | GENERAL | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,165	$ 2,198	2,113
% Change	(1.50%)	4.00%
United States | CONTACT LENSES/OTHER | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,684	$ 1,626	1,522
% Change	3.60%	6.80%
United States | SURGICAL | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 444	$ 460	468
% Change	(3.40%)	(1.80%)
Non-US
Segment Reporting Information [Line Items]
Sales to Customers	$ 38,519	$ 38,715	38,009
% Change	(0.50%)	1.90%
Non-US | Innovative Medicine
Segment Reporting Information [Line Items]
Sales to Customers	$ 22,994	$ 23,590	23,959
% Change	(2.50%)	(1.50%)
Non-US | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 6,473	$ 6,513	5,899
% Change	(0.60%)	10.40%
Non-US | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,042	$ 2,918	3,769
% Change	(30.00%)	(22.60%)
Non-US | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,718	$ 3,076	3,323
% Change	(11.60%)	(7.50%)
Non-US | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 9,926	$ 9,199	9,052
% Change	7.90%	1.60%
Non-US | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,140	$ 1,117	1,071
% Change	2.00%	4.30%
Non-US | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 696	$ 765	845
% Change	(9.10%)	(9.40%)
Non-US | MedTech
Segment Reporting Information [Line Items]
Sales to Customers	$ 15,525	$ 15,125	14,050
% Change	2.60%	7.70%
Non-US | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,194	$ 2,717	2,131
% Change	17.60%	27.50%
Non-US | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,470	$ 3,417	3,267
% Change	1.50%	4.60%
Non-US | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,842	$ 6,006	5,793
% Change	(2.70%)	3.70%
Non-US | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,018	$ 2,986	2,859
% Change	1.10%	4.50%
Non-US | Remicade | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 497	$ 549	722
% Change	(9.50%)	(23.90%)
Non-US | Simponi/Simponi Aria | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,108	$ 1,073	1,017
% Change	3.30%	5.40%
Non-US | Stelara | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,641	$ 3,892	3,335
% Change	(6.40%)	16.70%
Non-US | Tremfya | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,227	$ 999	824
% Change	22.80%	21.20%
Non-US | Other Immunology | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 0	$ 0	0
% Change	0.00%
Non-US | COVID-19 | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 198	$ 1,117	2,059
% Change	(82.40%)	(45.80%)
Non-US | EDURANT/rilpivirine | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,241	$ 1,115	972
% Change	11.20%	14.80%
Non-US | PREZISTA/PREZCOBIX/REZOLSTA/SYMTUZA | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 401	$ 408	449
% Change	(1.70%)	(9.20%)
Non-US | Other Infectious Diseases | Innovative Medicine | Infectious Diseases
Segment Reporting Information [Line Items]
Sales to Customers	$ 203	$ 278	289
% Change	(26.70%)	(3.80%)
Non-US | CONCERTA/Methylphenidate | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 507	$ 554	493
% Change	(8.40%)	12.20%
Non-US | INVEGA SUSTENNA/XEPLION/TRINZA/TREVICTA | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,097	$ 1,218	1,426
% Change	(9.90%)	(14.60%)
Non-US | SPRAVATO | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 148	$ 100	46
% Change	48.20%
Non-US | OTHER NEUROSCIENCE | Innovative Medicine | Neuroscience
Segment Reporting Information [Line Items]
Sales to Customers	$ 965	$ 1,204	1,358
% Change	(19.80%)	(11.30%)
Non-US | CARVYKTI | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 94	$ 30	0
Non-US | DARZALEX | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 5,082	$ 4,467	3,767
% Change	13.80%	18.60%
Non-US | ERLEADA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,717	$ 1,322	913
% Change	29.80%	44.80%
Non-US | IMBRUVICA | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,018	$ 2,214	2,394
% Change	(8.80%)	(7.50%)
Non-US | TECVAYLI | Pharmaceutical | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 131	$ 61	3
Non-US | ZYTIGA/abiraterone acetate | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 597	$ 837	1,696
% Change	(28.60%)	(50.70%)
Non-US | Other Oncology | Innovative Medicine | Oncology
Segment Reporting Information [Line Items]
Sales to Customers	$ 288	$ 269	280
% Change	7.10%	(3.90%)
Non-US | OPSUMIT | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 664	$ 681	651
% Change	(2.40%)	4.60%
Non-US | UPTRAVI | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 307	$ 255	218
% Change	20.10%	17.30%
Non-US | Other Pulmonary Hypertension | Innovative Medicine | Pulmonary Hypertension
Segment Reporting Information [Line Items]
Sales to Customers	$ 169	$ 182	202
% Change	(6.90%)	(10.30%)
Non-US | XARELTO | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 0	$ 0	0
% Change	0.00%	0.00%
Non-US | Other | Innovative Medicine | Cardiovascular/Metabolism/Other
Segment Reporting Information [Line Items]
Sales to Customers	$ 696	$ 765	845
% Change	(9.10%)	(9.40%)
Non-US | ELECTROPHYSIOLOGY | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,529	$ 2,230	1,901
% Change	13.40%	17.30%
Non-US | Abiomed | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 284	$ 240	0
% Change	18.20%
Non-US | Shockwave Medical, Inc. | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 122	0	0
Non-US | other cardiovascular | MedTech | Cardiovascular
Segment Reporting Information [Line Items]
Sales to Customers	$ 260	$ 247	230
% Change	5.30%	7.30%
Non-US | HIPS | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 581	$ 564	571
% Change	3.00%	(1.20%)
Non-US | KNEES | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 623	$ 559	508
% Change	11.30%	10.20%
Non-US | TRAUMA | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,036	$ 1,030	989
% Change	0.60%	4.10%
Non-US | SPINE,SPORTS & OTHER | MedTech | Orthopaedics
Segment Reporting Information [Line Items]
Sales to Customers	$ 1,230	$ 1,263	1,198
% Change	(2.60%)	5.40%
Non-US | ADVANCED | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,650	$ 2,837	2,785
% Change	(6.60%)	1.90%
Non-US | GENERAL | MedTech | Surgery
Segment Reporting Information [Line Items]
Sales to Customers	$ 3,192	$ 3,168	3,008
% Change	0.80%	5.30%
Non-US | CONTACT LENSES/OTHER | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 2,049	$ 2,076	2,022
% Change	(1.30%)	2.70%
Non-US | SURGICAL | MedTech | Vision
Segment Reporting Information [Line Items]
Sales to Customers	$ 969	$ 910	837
% Change	6.50%	8.60%
UNITED STATES Exports | Remicade | Innovative Medicine | Immunology
Segment Reporting Information [Line Items]
Sales to Customers	$ 98	$ 147	$ 204
% Change	(33.00%)	(28.00%)