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Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue from contracts with customers:
Wholesale contracts	$ 1,046,567	$ 1,587,427	$ 2,466,605	$ 3,170,795
Retail contracts	521,085	601,707	1,167,602	1,227,896
Other transaction and processing fees	432,383	392,806	979,821	774,142
Total transactions and processing fees	$ 2,000,035	$ 2,581,940	$ 4,614,028	$ 5,172,834

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585

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