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v3.20.2

Construction Backlog (Details Textual) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2019 USD ($) Item | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) Item | Jun. 30, 2019 USD ($)
Construction Backlog (Textual) |  |  |  |
Total remaining unsatisfied performance obligations |  |  | $ 17,293,227 |
Construction backlog contract amount | $ 17,000,000 | $ 25,000,000 |  |
Number of large contracts | Item | 2 |  | 1 |
Exclusive License Agreement [Member] |  |  |  |
Construction Backlog (Textual) |  |  |  |
Total remaining unsatisfied performance obligations |  |  | $ 2.4 |
Contract Two [Member] | Exclusive License Agreement [Member] |  |  |  |
Construction Backlog (Textual) |  |  |  |
Construction backlog contract amount |  |  |  | $ 15
Contract One [Member] | Exclusive License Agreement [Member] |  |  |  |
Construction Backlog (Textual) |  |  |  |
Construction backlog contract amount |  |  |  | $ 55

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- Definition Its represented number of large contracts. + References No definition available. + Details
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- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045 + Details
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