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Deferred Revenue (Tables) | 12 Months Ended
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Dec. 31, 2018
Revenue Recognition and Deferred Revenue [Abstract] |
Schedule of Deferred Revenue | Deferred revenue consisted of the following:
|  | December 31, 2018 |  |  | December 31, 2017 |
Balance, beginning of year |  | $ | 1,302,717 |  |  | $ | 767,726 |
Additions |  |  | 17,989,811 |  |  |  | 1,070,528 |
Amortization |  |  | (18,219,514 | ) |  |  | (535,537 | )
Balance, ending of year |  |  | 1,073,014 |  |  |  | 1,302,717 |
Deferred revenue – short-term |  |  | 938,050 |  |  |  | 1,127,423 |
Deferred revenue – long-term |  | $ | 134,964 |  |  | $ | 175,294 |

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