Quarterly report pursuant to Section 13 or 15(d)

Basic and Diluted Net Loss per Common Share (Details Textual)

v3.19.2
Basic and Diluted Net Loss per Common Share (Details Textual) - shares
6 Months Ended
Aug. 04, 2019
Aug. 05, 2018
Basic and Diluted Net Loss per Common Share (Textual)    
Potentially dilutive shares 1,650,767 1,509,044
Restricted stock units [Member]    
Basic and Diluted Net Loss per Common Share (Textual)    
Potentially dilutive shares 116,281 428,319
Stock options [Member]    
Basic and Diluted Net Loss per Common Share (Textual)    
Potentially dilutive shares 495,366  
Warrants to purchase shares of common stock [Member]    
Basic and Diluted Net Loss per Common Share (Textual)    
Potentially dilutive shares 1,039,120 1,080,725