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v3.19.3.a.u2

Summary of Significant Accounting Policies (Details 1) - USD ($) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Accounting Policies [Abstract] |  |
Beginning balance | $ 3,754,306 | $ 2,139,765
Provision for write-offs | 34,838,046 | 23,239,189
Accounts written off | (28,615,411) | (21,624,648)
Ending balance | $ 9,976,941 | $ 3,754,306

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