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Consolidated Statements of Stockholders Equity (Parenthetical) - $ / shares | 3 Months Ended
--- | ---
Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018
Series A Preferred Stock [Member] |  |  |  |  |  |
Preferred stock, par value | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.02 | $ 0.02 | $ 0.02
Series B Preferred Stock [Member] |  |  |  |  |  |
Conversion of preferred stock to common stock | $ 0.03 | $ 0.03 | $ 0.03 |  |  |

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- Definition The amount per share used to calculated conversion of preferred stock to common stock. + References No definition available. + Details
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- Definition The amount per share used to calculated dividend payments on preferred stock. + References No definition available. + Details
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- Details
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- Details
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