Property and Equipment (Details Textual) - USD ($)
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3 Months Ended |
12 Months Ended |
Mar. 31, 2019 |
Mar. 31, 2018 |
Dec. 31, 2018 |
Dec. 31, 2017 |
| Property and Equipment (Textual) |
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| Depreciation expense |
$ 8,803
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$ 11,847
|
$ 37,984
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$ 36,723
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| Equipment [Member] | Minimum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
3 years
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| Equipment [Member] | Maximum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
7 years
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| Furniture and Fixtures [Member] | Minimum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
3 years
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3 years
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| Furniture and Fixtures [Member] | Maximum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
7 years
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7 years
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| Hardware and Software [Member] | Minimum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
3 years
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3 years
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| Hardware and Software [Member] | Maximum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
7 years
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7 years
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| Leasehold Improvements [Member] |
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| Property and Equipment (Textual) |
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| Amount invested |
$ 6,959
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| Leasehold Improvements [Member] | Minimum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
3 years
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| Leasehold Improvements [Member] | Maximum [Member] |
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| Property and Equipment (Textual) |
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| Estimated useful life |
7 years
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| New hires [Member] |
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| Property and Equipment (Textual) |
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| Amount invested |
$ 6,868
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| New Shop Equipment [Member] |
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| Property and Equipment (Textual) |
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| Amount invested |
$ 16,934
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