Separation of Kyndryl - Major categories of income (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Discontinued Operations | |||
| Provision for income taxes | $ 714 | $ 484 | $ 670 |
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent, Total | 1,030 | 1,658 | 2,285 |
| Managed infrastructure services unit | Disposed by separation | |||
| Discontinued Operations | |||
| Revenue | 14,994 | 18,441 | 19,433 |
| Cost of sales | 11,270 | 13,651 | 14,478 |
| Selling, general and administrative | 1,865 | 1,638 | 1,726 |
| Restructuring charges | 35 | 887 | 158 |
| RD&E and Other (income) and expense | 80 | 124 | 116 |
| Income from discontinued operations before income taxes | 1,744 | 2,142 | 2,954 |
| Provision for income taxes | 714 | 484 | 670 |
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent, Total | 1,030 | 1,658 | 2,285 |
| Microelectronics Business | |||
| Discontinued Operations | |||
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent, Total | $ (1) | $ 89 | $ (4) |
| X | ||||||||||
- Definition Amount of research and development expenditure, other (income) expense attributable to disposal group, including, but not limited to, discontinued operation. No definition available.
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- Definition Amount of restructuring charges attributable to disposal group, including, but not limited to, discontinued operation. No definition available.
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- Definition Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of tax expense (benefit) related to a discontinued operation. Includes, but is not limited to, tax expense (benefit) related to income (loss) from operations during the phase-out period, tax expense (benefit) related to gain (loss) on disposal, tax expense (benefit) related to gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and tax expense (benefit) related to adjustments of a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of costs of goods sold attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of general and administrative expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of income (loss) from a discontinued operation attributable to the parent. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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