XML 43 R32.htm IDEA: XBRL DOCUMENT
v3.21.2

Income Taxes (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2021
Schedule of Income Tax Rate Reconciliation [Line Items] |
Schedule of Effective Income Tax Rate from Continuing Operations [Table Text Block] |
| Three Months Ended September 30, |  | Nine Months Ended September 30,
2021 |  | 2020 |  | 2021 |  | 2020
Effective tax rate from continuing operations | 13.2 | % |  | 31.7 | % |  | 1.1 | % |  | 24.3 | %

X
- Definition Schedule of Effective Income Tax Rate from Continuing Operations [Table Text Block] + References No definition available. + Details
Name: | bsx_ScheduleofEffectiveIncomeTaxRatefromContinuingOperationsTableTextBlock
Namespace Prefix: | bsx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition [Line Items] for Schedule of Income Tax Rate Reconciliation [Table] + References No definition available. + Details
Name: | bsx_ScheduleofIncomeTaxRateReconciliationLineItems
Namespace Prefix: | bsx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration