Equity - Stock-Based Compensation (Details) - USD ($) shares in Millions, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Shares reserved for issuance (in shares) | 144 | ||
| Retirement-eligible employees' age | 55 years | ||
| Minimum number of years of services | 10 years | ||
| Pre-tax compensation expense | $ 671 | $ 692 | $ 753 |
| Tax benefit | 122 | 126 | 131 |
| After-tax compensation expense | 549 | 566 | 622 |
| Excess tax benefits realized from stock-based compensation | 116 | 50 | 34 |
| Cost of products sold | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Pre-tax compensation expense | 38 | 46 | 47 |
| Research and development | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Pre-tax compensation expense | 232 | 226 | 247 |
| Selling, general and administrative | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Pre-tax compensation expense | $ 401 | $ 420 | $ 459 |