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Organization and Summary of Significant Accounting Policies - Textual (Details) |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Dec. 22, 2017 USD ($) | Dec. 31, 2015 USD ($) | Mar. 31, 2019 USD ($) customer segment shares | Mar. 31, 2018 USD ($) customer shares | Dec. 31, 2018 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Number of operating segments | segment |  |  | 1 |  |
Revenues |  |  | $ 402,527 | $ 184,330 |
Allowance for doubtful accounts receivable |  |  | 0 |  | $ 0
Tax cuts and jobs act, change in tax rate, deferred tax asset, income tax expense | $ 400,000 |  |  |  |
Tax cuts and jobs act, change in alternative minimum tax, income tax benefit | $ 1,001,233 |  |  |  |
Provision for income taxes |  |  | 900 | $ 0 |
Unrecognized tax benefits |  |  | 0 |  | 0
Net deferred tax asset |  |  | $ 5,000,000 |  | $ 4,600,000
Deferred tax assets, valuation allowance coverage, percent |  |  | 100.00% |  | 100.00%
Antidilutive securities excluded from computation of earnings per share (in shares) | shares |  |  | 4,541,890 | 3,441,890 |
Customer Concentration Risk | Revenue |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Concentration risk, number of customers | customer |  |  | 6 | 4 |
Customer Concentration Risk | Accounts Receivable |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Concentration risk, number of customers | customer |  |  | 2 | 1 |
Europe | One Customer | Customer Concentration Risk |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Revenues |  |  | $ 281,000 |  |
Europe | One Customer | Customer Concentration Risk | Revenue |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  | 69.70% |  |
Europe | One Customer | Customer Concentration Risk | Accounts Receivable |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Concentration risk, percentage |  |  | 32.76026% |  |
Accounts receivable |  |  | $ 140,000 |  |
DuPont Danisco | Industrial Technology Business |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Proceeds from sales of business |  | $ 75,000,000 |  |  |

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