Property and Equipment, Net (Details Narrative) (10-K) - USD ($) |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Property, Plant and Equipment [Abstract] | ||||||
| Depreciation and amortization expense | $ 419,000 | $ 437,000 | $ 1,274,000 | $ 1,189,000 | $ 1,642,943 | $ 1,950,021 |
| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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