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STOCK-BASED COMPENSATION - Narrative (Details) - USD ($) $ 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] |  |  |
Number of shares available for grant (in shares) | 2,200,000 |  |
Restricted stock unrecognized compensation, period | 2 years |  |
Award vesting percentage | 200.00% |  |
Unrecognized compensation expense | $ 8 |  |
Delphi Technologies PLC |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of shares registered for future issuance (in shares) | 2,200,000 |  |
Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted (in shares) | 1,060,000 | 1,175,000 | 810,000
Restricted stock unrecognized compensation, amount | $ 46 |  |
Restricted stock unrecognized compensation, period | 1 year 2 months 12 days |  |
Restricted Stock | Minimum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restriction periods (in years) | 2 years |  |
Restricted Stock | Maximum |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restriction periods (in years) | 3 years |  |
Performance Shares |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted stock unrecognized compensation, amount | $ 10 |  |
Restricted stock unrecognized compensation, period | 1 year 8 months 12 days |  |
Share-based payment award, percentage of outstanding stock maximum | 200.00% |  |
Other Performance-Based |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted (in shares) | 415,000 | 404,000 | 253,000
Share-based payment award, percentage of outstanding stock maximum | 200.00% |  |
Period for recognition (in years) | 3 years |  |
Adjusted Earnings Per Share Units |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Period for recognition (in years) | 3 years |  |
eProducts Revenue Mix |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted stock unrecognized compensation, amount | $ 17 |  |
Restricted stock unrecognized compensation, period | 1 year 6 months |  |
Share-based payment award, percentage of outstanding stock maximum | 200.00% |  |
Cumulative Free Cash Flow |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Restricted stock unrecognized compensation, amount | $ 13 |  |
Restricted stock unrecognized compensation, period | 1 year 8 months 12 days |  |
Share-based payment award, percentage of outstanding stock maximum | 200.00% |  |
Period for recognition (in years) | 3 years |  |
Management | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted (in shares) | 1,000,000 |  |
Director | Restricted Stock |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted (in shares) | 100,000 |  |
2018 Stock Incentive Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of shares authorized (in shares) | 7,000,000 |  |

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