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Investments (Tables) | 9 Months Ended
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Sep. 30, 2023
Investments [Abstract] |
Schedule of Investments | Investments consisted of the following as of:
(in millions) |  | September 30, 2023 |  | December 31, 2022
Equity investments |  | $ | 27 |  |  | $ | 23 |
Equity method investments |  | 101 |  |  | 113 |
Marketable securities |  | 4 |  |  | 3 |
Total investments |  | $ | 132 |  |  | $ | 139 |

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- Definition Tabular disclosure of investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//320/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Topic 321 -Publisher FASB -URI https://asc.fasb.org//321/tableOfContent Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Topic 325 -Publisher FASB -URI https://asc.fasb.org//325/tableOfContent + Details
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