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GOODWILL, SOFTWARE AND OTHER INTANGIBLE ASSETS, NET (Tables) | 12 Months Ended
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Dec. 31, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Changes in Goodwill | Changes in goodwill for the years ended December 31, 2023 and 2022 are as follows:
(in millions) | Amount
Balance at December 31, 2021 | $ | 294 |
Additions | 168 |
Balance at December 31, 2022 | $ | 462 |
Additions | — |
Balance at December 31, 2023 | $ | 462 |
Schedule of Software and Other Intangible Assets | The following summarizes software and other intangible assets:
|  | December 31, 2023 | December 31, 2022
(in millions) | Weighted Average Amortization Period | Gross Carrying Amount | Accumulated Amortization | Net Carrying Amount | Gross Carrying Amount | Accumulated Amortization | Net Carrying Amount
Amortizable intangibles: |  |  |  |  |  |  |
Software | 3 years | 350 |  | (255) |  | 95 |  | 278 |  | (213) |  | 65 |
Customer relationships | 6 years | 49 |  | (18) |  | 31 |  | 135 |  | (93) |  | 42 |
Developed technology | 6 years | 65 |  | (19) |  | 46 |  | 65 |  | (9) |  | 56 |
Total |  | $ | 464 |  | $ | (292) |  | $ | 172 |  | $ | 478 |  | $ | (315) |  | $ | 163 |
Schedule of Capitalized Internally Developed Software Costs and Depreciation Expense | The following table summarizes our capitalized internally developed software costs and related depreciation expense.
| Year Ended December 31,
(in millions) | 2023 | 2022 | 2021
Capitalized internally developed software costs | 69 |  | 48 |  | 33 |
Depreciation expense for capitalized internally developed software costs | 42 |  | 35 |  | 33 |
Schedule of Expected Expense Related to Intangibles Amortization in Future Periods | Expense related to intangibles amortization in future periods as of December 31, 2023 is expected to be as follows:
Year ending December 31: | Amount (in millions)
2024 | $ | 59 |
2025 | 46 |
2026 | 31 |
2027 | 23 |
2028 | 7 |
2029 and thereafter | 3 |
Total | $ | 169 |

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