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Income Taxes - Schedule of Significant Components of Company's Deferred Tax Assets (Liabilities) (Details) - USD ($) | Dec. 31, 2019 | Dec. 31, 2018
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Income Tax Disclosure [Abstract] |  |
Stock-based compensation | $ 605,000 | $ 650,000
Start-up costs | 115,000 | 115,000
Inventory reserves | 1,080,000 | 860,000
Uniform capitalization of inventory costs | 85,000 | 90,000
Allowance for doubtful accounts receivable | 90,000 | 45,000
Equipment depreciation | 240,000 | 140,000
Deferred revenue | 915,000 | 975,000
Debt and PIA obligations carried at fair value | 1,045,000 | 225,000
Accrued expenses | 110,000 | 385,000
Net operating loss carryforward | 17,515,000 | 16,080,000
Research and development tax credit carryforward | 1,795,000 | 1,795,000
State jobs credit carryforward | 230,000 | 230,000
Charitable contributions carryforward | 55,000 | 50,000
Total deferred tax assets | 23,880,000 | 21,640,000
Valuation reserve | (23,740,000) | (21,500,000)
Total deferred tax assets | 140,000 | 140,000
Domestic international sales company | (140,000) | (140,000)
Total deferred tax liabilities | (140,000) | (140,000)
Net deferred tax assets (liability) |  |

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