Annual report pursuant to Section 13 and 15(d)

Background and Basis of Presentation - Additional Information (Details)

v3.21.1
Background and Basis of Presentation - Additional Information (Details)
$ in Thousands
12 Months Ended
Feb. 02, 2021
USD ($)
Apr. 30, 2020
USD ($)
Jan. 02, 2021
USD ($)
Segment
Dec. 28, 2019
USD ($)
May 01, 2020
USD ($)
Number of operating segments | Segment     3    
Net loss     $ (8,498) $ (11,964)  
Current assets     6,941 8,839  
Current liabilities     20,597 $ 17,573  
Working capital     (13,656)    
Securities Purchase Agreement | Registered Direct Offering | Common Stock | Subsequent Event          
Gross proceeds before deducting placement agent fees and other offering expenses $ 6,000        
Revolving Credit Facility          
Availability under revolving credit facility     1,500    
Customer Advance Payments          
Advance received against provision of future services   $ 1,168 $ 1,168    
Promissory Note | PPP Loan          
Loan amount         $ 1,872
Prestige Capital          
Percentage of advance funding on unpaid customer's invoice     80.00%