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Income Taxes (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Taxes (Details) [Line Items] |  |  |
Federal income tax rate | 21.00% | 21.00% | 34.00%
Revised income tax rate |  |  | 21.00%
Estimated income tax expenses revaluation of deferred tax assets and liabilities |  |  | $ 1.1
Tax expense | $ 1.1 |  |
Income tax benefit | 0.9 | $ 0.6 |
Percentage of deemed dividends |  |  | 3.00%
Net of recovery taxes and excluding interest and penalties | $ 5.8 |  |
Ministry of the Economy, Finance and Industry, France [Member] |  |  |
Income Taxes (Details) [Line Items] |  |  |
Percentage of deemed dividends | 3.00% |  |
Income tax refund |  |  | $ 3.9
Accrued interest on income tax |  |  | $ 0.4

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