Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) (10-K) - USD ($)  | 
12 Months Ended | |
|---|---|---|
Dec. 31, 2018  | 
Dec. 31, 2017  | 
|
| Income Tax Disclosure [Abstract] | ||
| Federal, Current | ||
| Federal, Deferred | (979,625) | 5,378,411 | 
| State and local, Current | ||
| State and local, Deferred | 1,839,145 | (2,099,305) | 
| Foreign, Current | ||
| Foreign, Deferred | 1,590 | 19,576 | 
| Income tax expense benefit before valuation allowance | 861,109 | 3,298,682 | 
| Change in valuation allowance | (861,109) | (3,298,682) | 
| Income tax provision (benefit) | ||
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations before changes in valuation allowance. No definition available. 
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| X | ||||||||||
- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- References No definition available. 
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| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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| X | ||||||||||
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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