Borrowings - Long-Term Debt, Debt Issued (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
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| Euro fixed-rate notes | ||
| Notes Issued | ||
| Aggregate amount of debt issued | $ 4,100 | |
| Fixed rate debt due in 2021 | ||
| Notes Issued | ||
| Outstanding debt redeemed | $ 2,900 | |
| Aggregate principal redeemed (as a percent) | 100.00% | |
| Loss upon redemption on notes | $ (49) | |
| IBM Credit LLC | Fixed rate debt due in 2021 to 2023 | ||
| Notes Issued | ||
| Outstanding debt redeemed | $ 1,750 | |
| Aggregate principal redeemed (as a percent) | 100.00% | |
| Loss upon redemption on notes | $ (22) | |
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of principal amount of debt redeemed. No definition available.
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- Definition Gross amount of debt extinguished. No definition available.
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. 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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