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Basis of Presentation (Tables) | 3 Months Ended
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Mar. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Reconciliation of cash, cash equivalents and restricted cash | The following table provides a reconciliation of Cash and cash equivalents and restricted cash reported in the Consolidated Balance Sheet to the total of the amounts in the Consolidated Statement of Cash Flows.
| March 31, 2024 |  | December 31, 2023
(Dollars in millions) |  |  |
Cash and cash equivalents | $ | 185 |  |  | $ | 150 |
Restricted cash included in Other current assets | 25 |  |  | 29 |
Cash, cash equivalents and restricted cash in the statement of cash flows | $ | 210 |  |  | $ | 179 |

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- Definition Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 8 -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-8 + Details
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