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Commitments and Contingencies (Details Narrative) | Mar. 03, 2020 $ / shares | Aug. 28, 2018 USD ($) | Oct. 31, 2020 USD ($) | Oct. 31, 2020 EUR (€) | Jul. 31, 2020 USD ($) | Jul. 31, 2020 EUR (€) | Apr. 30, 2020 USD ($) | Apr. 30, 2020 EUR (€)
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Share price per share | $ / shares | $ 1.00 |  |  |  |  |  |  |
Nasdaq delisting notification description | The Company received notification from Nasdaq that, as a result of the closing bid price of the Company's common stock being over $1.00 for 10 consecutive trading days, the Company has regained compliance with Listing Rule 5550(a)(2) to maintain the listing of its common stock on Nasdaq and Nasdaq considers the matter closed. |  |  |  |  |  |  |
Selling, General and Administrative [Member] | Tax Authority, Spain [Member] |  |  |  |  |  |  |  |
Income tax examination, penalties and interest accrued | $ |  |  | $ 326,000 |  | $ 331,000 |  | $ 177,000 |
Selling, General and Administrative [Member] | Tax Authority, Spain [Member] | Euro [Member] |  |  |  |  |  |  |  |
Income tax examination, penalties and interest accrued |  |  |  |  |  | € 279,870 |  |
Selling, General and Administrative [Member] | Tax Authority, Spain [Member] | Euro [Member] | Recorded Additional Penalty [Member] |  |  |  |  |  |  |  |
Income tax examination, penalties and interest accrued |  |  |  | € 117,146 |  |  |  |
Selling, General and Administrative [Member] | Tax Authority, Spain [Member] | Euro [Member] |  |  |  |  |  |  |  |
Income tax examination, penalties and interest accrued |  |  |  | € 279,870 |  |  |  | € 162,724
Charles F. Dunleavy [Member] |  |  |  |  |  |  |  |
Damages sought value | $ |  | $ 5,000,000 |  |  |  |  |  |

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