Quarterly report pursuant to Section 13 or 15(d)

Debt - Schedule of Outstanding Long-Term Debt (Details)

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Debt - Schedule of Outstanding Long-Term Debt (Details) - USD ($)
Jun. 30, 2018
Jan. 03, 2018
Dec. 31, 2017
Debt Instrument [Line Items]      
Total debt, Outstanding Principle $ 2,500,000   $ 605,000
Total debt, Unamortized Discount and Debt Issuance Costs (21,000)   2,356,000
Total debt, Net Carrying Amount 2,479,000   2,961,000
Current portion, Outstanding Principle (2,500,000)   3,105,000
Current portion, Unamortized Discount and Debt Issuance Costs 21,000   (144,000)
Current portion, Net Carrying Amount   (605,000)
Long-term debt, Outstanding Principle  
Long-term debt, Unamortized Discount and Debt Issuance Costs  
Long-term debt, Net Carrying Amount  
Hercules Term Loan [Member]      
Debt Instrument [Line Items]      
Total debt, Outstanding Principle $ 2,264,623 605,000
Total debt, Unamortized Discount and Debt Issuance Costs   2,500,000
Total debt, Net Carrying Amount   3,105,000
North Stadium Loan [Member]      
Debt Instrument [Line Items]      
Total debt, Outstanding Principle 2,500,000  
Total debt, Unamortized Discount and Debt Issuance Costs (21,000)   (144,000)
Total debt, Net Carrying Amount $ 2,479,000   $ (144,000)