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Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2020
Stockholders' Equity  
Schedule of Warrants Outstanding

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Number

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Weighted

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of Shares

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Average

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Outstanding

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Exercise

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Average

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Under

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Price per

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Contractual

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Warrant

   

Share

   

Term (Years)

   

Warrants outstanding, December 31, 2019

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1,600

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$

4.61

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5.44

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Exercised

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(475)

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$

4.99

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5.00

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Warrants outstanding, June 30, 2020

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1,125

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$

4.46

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5.44

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