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Income Taxes - Narrative (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($)
Minimum |
Income Taxes |
Number of tax years open for state tax audit (in years) | 3 years
Maximum |
Income Taxes |
Number of tax years open for state tax audit (in years) | 5 years
Domestic Tax Authority |
Income Taxes |
Operating loss carryforwards | $ 1,600.0
Operating loss carryforwards, subject to expiration | 800.0
Operating loss carryforwards, not subject to expiration | 800.0
Tax credit carryforward, amount | $ 33.5

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