v3.20.2

Additional paid in capital - Fair Value of Stock Options (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019 | Dec. 30, 2018 | Dec. 31, 2017
Fair Value of Stock Options [Abstract] |  |  |  |  |  |  |
Interest expense |  | $ 1,085,371 |  | $ 1,085,371 | $ 3,243,812 |  |
Product development | 18,725 | 1,047,981 | 18,804 | 1,048,318 | 1,243,644 | 186,476 | 66,800
Professional expense | 391,843 | 193,485 | 391,843 | 392,677 | 392,677 | 401,151 | 52,492
General, selling and administration |  | 541,209 |  | 805,865 | 1,244,636 | 993,716 | 80,938
Total | $ 410,568 | $ 2,868,046 | $ 410,647 | $ 3,332,231 | $ 6,124,769 | $ 1,581,343 | $ 200,230

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- Definition Professional and contract service expense includes cost reimbursements for support services related to contracted projects, outsourced management, technical and staff support. + References No definition available. + Details
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- Definition The costs incurred in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, excluding in-process research and development acquired in a business combination consummated during the period. Excludes software research and development, which has a separate concept. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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