Long-Term Debt and Credit Facilities (Details Narrative) - USD ($)			12 Months Ended
	Jun. 27, 2019	Apr. 26, 2018	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Total liquidity			$ 33,800,000
Cash and cash equivalents			30,182,115	$ 10,796,072
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 5,000,000
Line of credit extended date, description	On June 27, 2019, the Company entered into a Second Amendment to and Reinstatement of Third Amended and Restated Loan and Security Agreement with Silicon Valley Bank to extend the maturity of the revolving line of credit to June 30, 2020 under substantially identical terms to the prior agreement.	On April 26, 2018, the Company entered into a First Amendment to Third Amended and Restated Loan and Security Agreement with Silicon Valley Bank to extend the maturity of the revolving line of credit to April 25, 2019.
Liquidity ratio		Greater than 1.75:1.00
Minimum unrestricted cash balance		$ 1,500,000
Line of credit facility, current borrowing capacity			3,600,000
Revolving Credit Facility [Member] | Prime Rate [Member] | Streamline Period [Member]
Debt Instrument [Line Items]
Line of credit interest rate		4.50%
Revolving Credit Facility [Member] | Floor Rate [Member] | Non-Streamline Period [Member]
Debt Instrument [Line Items]
Line of credit interest rate		1.50%
Revolving Credit Facility [Member] | Primary Lender [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 5,000,000
Revolving Credit Facility [Member] | Primary Lender [Member]
Debt Instrument [Line Items]
Line of credit maturity date			Jun. 30, 2020
Revolving Credit Facility [Member] | Primary Lender [Member] | Prime Rate [Member]
Debt Instrument [Line Items]
Line of credit interest rate			4.50%