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Commitments and Contingencies (Details Narrative) (10-K) - USD ($) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Lease expiration, description | between 2020 and 2027 |  | Expiration dates between 2016 and 2020. |
Rent expense | $ 90,449 | $ 70,219 | $ 340,000 | $ 260,000

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