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Shareholders' Equity - Summary of Warrant Activities (Details) (10-K) - Warrants [Member]	12 Months Ended
	Dec. 31, 2018 $ / shares shares
Warrants Outstanding, beginning balance | shares	72,000
Warrants Granted | shares
Warrants Exercised | shares
Warrants Forfeited | shares	(72,000)
Warrants Outstanding, ending balance | shares
Weighted Average Exercise Price Per Share Outstanding, beginning balance | $ / shares	$ 20.00
Weighted Average Exercise Price Per Share Granted | $ / shares
Weighted Average Exercise Price Per Share Exercised | $ / shares
Weighted Average Exercise Price Per Share Forfeited | $ / shares
Weighted average exercise price per share outstanding, ending balance | $ / shares
Weighted Average Remaining Contractual Life (in years) Outstanding, beginning balance	10 months 14 days
Weighted average remaining contractual life (in years) Outstanding, ending balance	0 years

X

- Definition

Weighted average price at which non-option equity holders acquired shares when converting their non-option equity into shares.

+ References

No definition available.

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Weighted average price at which non-option equity holders acquired shares when converting their non-option equity into shares.

+ References

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of non-option equity.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock non-option equity plan.

+ References

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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

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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.

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- Definition

Number of non-option equity instruments exercised by participants.

+ References

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)(iv)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Net number of non-option equity instruments granted to participants.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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-Publisher FASB
-Name Accounting Standards Codification
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