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Income Taxes (Tables) | 3 Months Ended
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Mar. 31, 2022
Income Tax Disclosure [Abstract] |
Schedule of Income Tax Expense (Benefit) and Effective Tax Rate | The Company’s income tax expense and effective tax rates for the three months ended March 31, 2022 and 2021 were as follows:
|  |  | Three Months Ended March 31,
|  |  |  |  | 2022 |  | 2021
|  |  |  |  | (dollars in millions)
Income tax expense |  |  |  |  | $ | 21 |  |  | $ | 48 |
Effective tax rate |  |  |  |  | 12 | % |  | 12 | %

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