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Notes Payable and Stock Warrants - Additional Information (Details) - USD ($)
Feb. 23, 2018
Dec. 27, 2019
Senior Secured Debt [Member]    
Debt Instrument [Line Items]    
Issued debt $ 4,000,000  
Basis spread on prime rate (percent) 0.75%  
Term Loan [Member]    
Debt Instrument [Line Items]    
Issued debt   $ 1,000,000
Stated interest rate (percent)   15.00%