Net Loss Per Share (Details 1) - USD ($)	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Net Loss Per Share
Warrants outstanding	59,242	70,361
Stock options outstanding	515,136	517,154
RSUs outstanding	$ 243,800	$ 0
Series A convertible preferred stock to common shares	80,712	80,171
Series B convertible preferred stock to common shares	$ 276,846	$ 258,285
Outstanding securities ,Total	1,175,736	925,971

The increase or decrease in number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding, including vested options.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration