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INCOME TAXES - Unrecognized Tax Benefit (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Unrecognized Tax Benefits [Roll Forward] |  |  |
Gross unrecognized tax benefits - January 1 | $ 58 | $ 87 | $ 121
Increases related to tax positions from prior years | 1 | 1 | 3
Decreases related to tax positions from prior years | (5) | (1) | (15)
Increases related to tax provisions taken during the current year | 1 | 2 | 7
Settlements with tax authorities | (4) | 0 | (22)
Lapses of statutes of limitation | (5) | (1) | (7)
Distributions to NCR Atleos | 0 | (30) | 0
Total gross unrecognized tax benefits - December 31 | $ 46 | $ 58 | $ 87

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 217 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-217 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482525/740-10-45-10B + Details
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