Critical Accounting Estimates and Judgments - Additional Information (Detail) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Disclosure of changes in accounting estimates [Line Items] | ||
| Combined allowances | $ 79 | |
| Trade receivables | $ 1,117 | $ 1,195 |
| Combined allowances, percentage of trade receivables | 7.00% | |
| Increase in reserves as a percentage of trade receivables | 1.00% | |
| Decrease in pre-tax earnings | $ 11 | |
| Computer software | 822 | 830 |
| Other identifiable intangible assets | 3,331 | 3,427 |
| Goodwill | 5,940 | 5,976 |
| Uncertain Tax Positions | 214 | |
| Total deferred tax assets | 1,691 | $ 1,801 |
| Unrecognized Deferred Tax Assets | 1,179 | |
| Technology Related Development [member] | ||
| Disclosure of changes in accounting estimates [Line Items] | ||
| Computer software | 800 | |
| Major purchases of assets [member] | ||
| Disclosure of changes in accounting estimates [Line Items] | ||
| Other identifiable intangible assets | 3,300 | |
| Goodwill | $ 5,900 |