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Investment in Marketable Securities (Details Narrative) (10-K) - USD ($) | Mar. 31, 2020 | Dec. 31, 2019 | Jun. 30, 2019 | Dec. 31, 2018 | Oct. 16, 2018 | May 17, 2018 | Apr. 16, 2018 | Mar. 09, 2018
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Purchased price per shares |  |  |  |  |  |  | $ 0.0001 | $ 1.00
Greenpro Capital Corp. [Member] |  |  |  |  |  |  |  |
Investment in securities, shares |  |  |  |  | 33,333 | 83,333 |  |
Investment amount | $ 66,484 | $ 134,166 | $ 501,000 | $ 501,000 | $ 1,000 | $ 500,000 |  |
Purchased price per shares |  |  |  |  | $ 0.03 | $ 6 |  |

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