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Income Taxes (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2020 USD ($)
Income Taxes (Details) [Line Items] |
Description of expire date | The federal loss carryforward begins to expire in 2028, and the California loss carryforward begins to expire in 2030.
Open tax years | The 2009 through 2019 tax years are open and may be subject to potential examination in one or more jurisdictions.
Federal [Member] |
Income Taxes (Details) [Line Items] |
Operating loss carryforwards | $ 68.9
State [Member] |
Income Taxes (Details) [Line Items] |
Operating loss carryforwards | 20.0
Foreign [Member] |
Income Taxes (Details) [Line Items] |
Operating loss carryforwards | $ 14.2

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