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v3.19.3

Liquidity (Tables) | 9 Months Ended
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Sep. 30, 2019
Liquidity [Member] |
Liquidity [Line Items] |
Schedule of expects to satisfy remaining unsatisfied performance obligation |
|  |  | 2019 |
| Within 1 year |  | $ | 4,250,770 |
| 1 to 2 years |  |  | 13,536,400 |
| Thereafter |  |  | — |
| Total Backlog |  | $ | 17,787,170 |

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- Definition Tabular disclosure of expected timing for satisfying remaining performance obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130556-203045 + Details
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