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Consolidated Statements of Cash Flows (Parenthetical) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Cash dividend	$ 18,454	$ 14,950
Fair value of warrants issued as consideration for placement agent services	367,115	353,721
Series D-1,D-2 and D-3 Warrants [Member]
Direct issuance expenses	167,245
Reduction of temporary equity		12,405
Series C-1 and Series C-2 Warrants [Member]
Direct issuance expenses		108,197
Series B Preferred Stock [Member]
Stock dividend	2,649,188	854,647
Series C Preferred Stock [Member]
Stock dividend	2,115,629	566,033
Reduction of additional paid in capital	218,383	218,383
Series A Preferred Stock [Member]
Cash dividend	18,454	9,400
Series D Preferred Stock [Member]
Reduction of additional paid in capital	$ 199,870	$ 14,736

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Amount of direct issuance expense allocated to Series C Preferred Stock and recorded as a reduction of temporary equity.

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