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Warrants Outstanding - Schedule of Warrants Activity (Details) (10-K) - $ / shares | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Warrants Outstanding |  |  |  |  |
Number of Warrants Outstanding, Beginning Balance | 1,001,664 | 99,000 | 106,667 | 111,111 |
Number of Warrants Outstanding, Granted |  | 1,682,110 | 59,000 | 40,000 | 111,111
Number of Warrants Outstanding, Exercised | 902,786 | 779,446 | 66,667 | 4,444 |
Number of Warrants Outstanding, Ending Balance | 98,878 | 1,001,664 | 99,000 | 106,667 | 111,111
Weighted Average Exercise Price, Beginning Balance | $ 18.75 | $ 122.00 | $ 45.00 | $ 45.00 |
Weighted Average Exercise Price, Granted |  | 4.50 | 103.13 | 150.00 | 45
Weighted Average Exercise Price, Exercised | 0.25 | 0.75 | 45.00 | 45.00 |
Weighted Average Exercise Price, Ending Balance | $ 117.75 | $ 18.75 | $ 122.00 | $ 45.00 | $ 45.00
Weighted Average Remaining term, Beginning | 3 years 5 months 16 days | 3 years 1 month 20 days | 3 years 10 months 25 days | 4 years 4 months 28 days | 0 years
Weighted Average Remaining term, Granted | 0 years | 0 years | 0 years | 0 years | 4 years 4 months 28 days
Weighted Average Remaining term, Ending | 1 year 3 months 4 days | 3 years 5 months 16 days | 3 years 1 month 20 days | 3 years 10 months 25 days | 4 years 4 months 28 days

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- Definition Share based compensation arrangement by share based payment award non option equity instruments outstanding weighted average exercise price. + References No definition available. + Details
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- Definition Weighted average remaining contractual term for granted portions of non-option equity outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Weighted average remaining contractual term for non-option equity awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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