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Stockholders' Equity (Details Textual) - USD ($) $ in Thousands |  | 9 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 06, 2020 | Sep. 30, 2020 | Aug. 07, 2020 | Dec. 31, 2019
Stockholders' Equity (Textual) |  |  |  |
Warrants to purchase common stock outstanding |  | 431,368 |  | 431,368
Description of shares of common stock |  | Annual Meeting of our Company held on September 29, 2020, stockholders approved a proposal to increase the number of authorized common stock to 25,000,000 shares. Accordingly, on November 5, 2020, we filed an amendment to the Neonode Inc. Restated Certificate of Incorporation, as amended (our “Certificate of Incorporation”), with the Secretary of State of the State of Delaware to increase to 25,000,000 the number of authorized shares of our common stock. |  |
Shares of Neonode common stock |  |  | 517 |
Dividends at the rate |  | 5.00% |  |
Total dividends received |  | $ 33,000 |  |
Preferred dividends paid |  | 2,000 |  |
Accrued preferred stock dividends |  | $ 31,000 |  |
Private Placement [Member] | Series C-1 Preferred Stock and Series C-2 Preferred Stock [Member] |  |  |  |
Stockholders' Equity (Textual) |  |  |  |
Description of shares of common stock | In connection with the closing of the Private Placement, the Company designated (i) 365 shares of its authorized and unissued preferred stock as Series C-1 Preferred Stock by filing a Series C-1 Certificate of Designation of Preferences, Rights and Limitations with the Secretary of State of the State of Delaware and (ii) 4,084 shares of its authorized and unissued preferred stock as Series C-2 Preferred Stock by filing a Series C-2 Certificate of Designation of Preferences, Rights and Limitations with the Secretary of State of the State of Delaware. |  |  |
Shares of Neonode common stock | 684,378 |  |  |

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