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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in Goodwill | Changes in goodwill for the years ended December 31, 2021 and 2020 are as follows:
(in millions) | Amount
Balance at December 31, 2019 | $ | 289 |
Additions | 5 |
Balance at December 31, 2020 | $ | 294 |
Additions | — |
Balance at December 31, 2021 | $ | 294 |
Summary of Goodwill and Other Intangible Assets | Other intangibles consists of customer contact lists with a weighted average amortization period of 10 years:
(in millions) | December 31, 2021 | December 31, 2020
Gross carrying amount | $ | 98 |  | $ | 98 |
Accumulated amortization | (92) |  | (80) |
Net carrying amount | $ | 6 |  | $ | 18 |
Expected Expense Related to Intangibles Amortization in Future Periods | Expense related to intangibles amortization in future periods as of December 31, 2021 is expected to be as follows:
Year ending December 31: | Amount (in millions)
2022 | $ | 4 |
2023 | 2 |
2024 and thereafter | — |
Total | $ | 6 |

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