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Revenue (Tables) | 3 Months Ended
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Mar. 31, 2021
Revenue |
Revenue from the Rendering of Services | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​
​ |  | March 31, | ​
​ |  | 2021 | ​ | 2020 | ​
Service revenue: | ​ | ​ |  |  | ​ |  | ​
Commissions | ​ | $ | 103,975 | ​ | $ | 93,484 | ​
Fees | ​ |  | 102,055 | ​ |  | 89,639 | ​
​ | ​ |  | 206,030 | ​ |  | 183,123 | ​
Inventory sales revenue | ​ |  | 125,525 | ​ |  | 90,132 | ​
​ | ​ | $ | 331,555 | ​ | $ | 273,255 | ​

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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- References No definition available. + Details
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