Revenue (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) business	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) business	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 3,527	$ 3,170	$ 10,515	$ 9,440
Number Of Businesses | business	5		5
Contract with Customer, Liability [Abstract]
Contract with Customer, Liability	$ 547		$ 547		$ 509
Change in Contract with Customer, Liability [Abstract]
Contract with Customer, Liability, Revenue Recognized	52		164
United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,099	1,934	6,212	5,645
International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,427	1,236	4,303	3,795
Emerging Markets [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	594	519	1,715	1,457
Endoscopy [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	629	559	1,836	1,649
Endoscopy [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	382	342	1,118	992
Endoscopy [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	247	217	719	657
Urology [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	483	433	1,437	1,296
Urology [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	341	315	1,007	921
Urology [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	142	118	430	375
Neuromodulation [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	229	221	708	669
Neuromodulation [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	175	173	530	519
Neuromodulation [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	55	48	177	150
Interventional Cardiology Therapies
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	583	549	1,803	1,667
Interventional Cardiology Therapies | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	182	190	554	568
Interventional Cardiology Therapies | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	401	359	1,248	1,099
Watchman
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	323	262	930	738
Watchman | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	291	234	843	662
Watchman | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	31	28	87	76
Cardiac Rhythm Management [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	552	519	1,665	1,580
Cardiac Rhythm Management [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	355	338	1,057	1,005
Cardiac Rhythm Management [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	197	181	609	575
Electrophysiology [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	190	148	560	418
Electrophysiology [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	89	73	259	196
Electrophysiology [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	101	75	300	222
Cardiology [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,647	1,479	4,958	4,403
Cardiology [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	918	836	2,714	2,431
Cardiology [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	730	643	2,244	1,972
Peripheral Interventions [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	538	479	1,577	1,423
Peripheral Interventions [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	283	269	844	782
Peripheral Interventions [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	255	210	733	641
BSX Reportable Segments [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,099	1,934	6,212	5,645
BSX Reportable Segments [Member] | EMEA [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	671	585	2,107	1,869
BSX Reportable Segments [Member] | APAC [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	611	532	1,784	1,579
BSX Reportable Segments [Member] | Latin America and Canada [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	146	119	412	347
MedSurg [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,341	1,213	3,981	3,614
MedSurg [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	898	830	2,655	2,432
MedSurg [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	443	383	1,326	1,182
Cardiovascular [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	2,185	1,958	6,534	5,826
Cardiovascular [Member] | United States
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	1,201	1,104	3,557	3,213
Cardiovascular [Member] | International [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 984	$ 853	$ 2,977	$ 2,613