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Senior Convertible Notes (Details Narrative) (10-K) - USD ($) |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 21, 2017 | Jun. 30, 2018 | Jun. 30, 2018 | Dec. 31, 2017 | May 25, 2018 | Oct. 04, 2017 | Dec. 31, 2016
Senior secured convertible notes |  |  |  |  | $ 2,580,000 |  |
Accrued interest |  | $ 11,143 | $ 11,143 | $ 35,693 |  |  |
Boustead Securities Ltd [Member] |  |  |  |  |  |  |
Debt interest rate |  | 13.96% | 13.96% | 13.96% |  |  |
Gross proceeds from debt percentage |  |  | 6.00% | 6.00% |  |  |
Warrant to purchase securities percentage |  |  | 3.00% | 3.00% |  |  |
Excess investment |  |  |  | $ 8,000,000 |  |  |
Excess investment description |  |  |  | The Company shall pay Boustead a cash fee equal to two percent (2%) of the Excess Investment and six percent (6%) of the balance of the Excess Investment |  |  |
Debt issuance costs |  | $ 154,800 | $ 154,800 | $ 154,800 |  |  |
Debt effective interest rate |  | 7.72% | 7.72% | 7.72% |  |  |
Private Investment in Public Equity [Member] |  |  |  |  |  |  |
Gross proceeds from convertible debt |  |  |  | $ 4,000,000 |  |  |
Accredited Investors [Member] |  |  |  |  |  |  |
Proceeds from financing cost | $ 1,330,000 |  |  |  |  |  |
Senior Notes [Member] |  |  |  |  |  |  |
Senior secured convertible notes |  |  |  |  |  | $ 1,250,000 |
Senior notes issued and outstanding |  |  |  | 2,580,000 |  |  |
Pre-money valuation in investment |  |  |  | $ 72,000,000 |  |  |
Pre-money valuation discount percentage |  |  |  | 10.00% |  |  |
Debt maturity term |  |  |  | 1 year |  |  |
Debt interest rate |  | 8.00% | 8.00% | 8.00% |  |  |
Debt interest term |  |  | May elect to receive 110% of principal plus accrued interest in the event there is a change of control prior to conversation of the Senior Notes | May elect to receive 110% of principal plus accrued interest in the event there is a change of control prior to conversion of the Senior Notes |  |  |
Future maturities of debt |  |  |  | $ 2,580,000 |  |  |
Accrued interest |  |  |  | 206,400 |  |  |
Contractual interest expense |  |  |  | 170,707 |  |  |
Amortization of debt issuance costs |  | $ 33,322 | $ 61,132 | 131,430 |  |  |
Senior Notes [Member] | December 31, 2018 [Member] |  |  |  |  |  |  |
Future maturities of debt |  |  |  | 2,580,000 |  |  |
Accrued interest |  |  |  | 206,400 |  |  |
Contractual interest expense |  |  |  | 170,707 |  |  |
Amortization of debt issuance costs |  |  |  | $ 131,430 |  |  |

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