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Segment Reporting (Tables) | 12 Months Ended
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Dec. 31, 2021
Segment Reporting [Abstract] |
Reconciliation of Revenue from Segments to Consolidated [Table Text Block] | A reconciliation of the totals reported for the reportable segments to the applicable line items in our accompanying consolidated statements of operations is as follows (in millions, except percentages):
| Year Ended December 31,
Net sales | 2021 |  | 2020 |  | 2019
MedSurg | $ | 3,724 |  |  | $ | 3,066 |  |  | $ | 3,307 |
Rhythm and Neuro | 3,293 |  |  | 2,752 |  |  | 3,140 |
Cardiovascular | 4,858 |  |  | 3,876 |  |  | 4,208 |
Total net sales of reportable segments | 11,875 |  |  | 9,694 |  |  | 10,654 |
All other (Specialty Pharmaceuticals) | 13 |  |  | 219 |  |  | $ | 81 |
Consolidated net sales | $ | 11,888 |  |  | $ | 9,913 |  |  | $ | 10,735 |
Reconciliation of depreciation by reportable segment to total [Table Text Block] |
| Year Ended December 31,
Depreciation expense | 2021 |  | 2020 |  | 2019
MedSurg | $ | 81 |  |  | $ | 80 |  |  | $ | 75 |
Rhythm and Neuro | 104 |  |  | 96 |  |  | 92 |
Cardiovascular | 167 |  |  | 154 |  |  | 138 |
Total depreciation expense of reportable segments | 352 |  |  | 330 |  |  | 306 |
All other (Specialty Pharmaceuticals) | — |  |  | $ | 3 |  |  | $ | 6 |
Consolidated depreciation expense | $ | 352 |  |  | $ | 333 |  |  | $ | 311 |
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] |
| Year Ended December 31,
Income (loss) before income taxes | 2021 |  | 2020 |  | 2019
MedSurg | $ | 1,399 |  |  | $ | 1,079 |  |  | $ | 1,204 |
Rhythm and Neuro | 607 |  |  | 439 |  |  | 666 |
Cardiovascular | 1,448 |  |  | 661 |  |  | 1,137 |
Total operating income of reportable segments | 3,454 |  |  | 2,179 |  |  | 3,007 |
All other (Specialty Pharmaceuticals) | 4 |  |  | 143 |  |  | 56 |
Unallocated amounts: |  |  |  |  |
Corporate expenses, including hedging activities | (447) |  |  | (405) |  |  | (264) |
Goodwill and other intangible asset impairment charges, acquisition/divestiture-related net charges (credits), restructuring and restructuring-related net charges (credits), certain litigation-related net charges (credits) and EU Medical Device Regulation (MDR) implementation costs | (1,070) |  |  | (1,208) |  |  | (582) |
Amortization expense | (741) |  |  | (789) |  |  | (699) |
Operating income (loss) | 1,199 |  |  | (80) |  |  | 1,518 |
Other income (expense), net | (123) |  |  | 1 |  |  | (831) |
Income (loss) before income taxes | $ | 1,076 |  |  | $ | (79) |  |  | $ | 687 |
Segment operating income as percentage of net sales [Table Text Block] |
Operating income of reportable segments as a percentage of net sales of reportable segments | Year Ended December 31,
2021 |  | 2020 |  | 2019
MedSurg | 37.6 | % |  | 35.2 | % |  | 36.4 | %
Rhythm and Neuro | 18.4 | % |  | 15.9 | % |  | 21.2 | %
Cardiovascular | 29.8 | % |  | 17.1 | % |  | 27.0 | %
Reconciliation of Assets from Segment to Consolidated [Table Text Block] |
| As of December 31,
Total assets | 2021 |  | 2020
MedSurg | $ | 1,794 |  |  | $ | 1,638 |
Rhythm and Neuro | 1,981 |  |  | 1,827 |
Cardiovascular | 2,821 |  |  | 2,461 |
Total assets of reportable segments | 6,595 |  |  | 5,926 |
All other (Specialty Pharmaceuticals) | — |  |  | 1,133 |
Goodwill | 11,988 |  |  | 9,951 |
Other intangible assets, net | 6,121 |  |  | 5,917 |
All other corporate assets | 7,525 |  |  | 7,850 |
| $ | 32,229 |  |  | $ | 30,777 |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] |
| As of December 31,
Long-lived assets | 2021 |  | 2020 |  | 2019
U.S. | $ | 1,190 |  |  | $ | 1,151 |  |  | $ | 1,148 |
Ireland | 436 |  |  | 382 |  |  | 327 |
Other countries | 625 |  |  | 551 |  |  | 604 |
Property, plant and equipment, net | 2,252 |  |  | 2,084 |  |  | 2,079 |
Goodwill | 11,988 |  |  | 9,951 |  |  | 10,176 |
Other intangible assets, net | 6,121 |  |  | 5,917 |  |  | 7,886 |
Operating lease right-of-use assets in Other long-term assets | 435 |  |  | 458 |  |  | 336 |
| $ | 20,795 |  |  | $ | 18,409 |  |  | $ | 20,477 |

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