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Income Taxes - Schedule of Operating Loss and Tax Credit Carryforwards (Details) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Tax Credit Carryforward [Line Items] |  |
Federal loss carryforwards | $ 38 | $ 44
State loss carryforwards | 2 | $ 9
Domestic Tax Authority | Expiring 2026-2035 |  |
Tax Credit Carryforward [Line Items] |  |
Federal loss carryforwards | 38 |
State and Local Jurisdiction | Expiring 2027-2040 |  |
Tax Credit Carryforward [Line Items] |  |
State loss carryforwards | $ 2 |

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