Organization and Summary of Significant Accounting Policies - Additional Information (Details) - USD ($) shares in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Significant Accounting Policies [Line Items]
Allowance for uncollectible receivables	$ 930,279	$ 284,083
Cash in excess of FDIC insured limits	5,000,000	4,000,000
Research, development and engineering	$ 7,496,012	$ 3,766,160
Common stock equivalents included for diluted per share data (in shares)	3.2	4.9
Advertising expense	$ 100,000	$ 100,000
Minimum
Significant Accounting Policies [Line Items]
Finite lived intangible asset, useful life	1 year
Maximum
Significant Accounting Policies [Line Items]
Finite lived intangible asset, useful life	15 years
Prime Rate \| Silicon Valley Bank
Significant Accounting Policies [Line Items]
Debt, additional interest above prime rate	1.00%
Prime Rate \| Silicon Valley Bank \| Term Loan
Significant Accounting Policies [Line Items]
Debt, additional interest above prime rate	2.00%
U.S. Treasury Obligations
Significant Accounting Policies [Line Items]
Cash equivalents	$ 19,800,000	$ 38,300,000

Significant Accounting Policies [Line Items]

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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- Definition

The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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