Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.19.3.a.u2
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Nov. 03, 2019
Feb. 03, 2019
Statement of Financial Position [Abstract]    
Preferred stock, par value $ 0.00001 $ 0.00001
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued
Preferred stock, shares outstanding
Common stock, par value $ 0.00001 $ 0.00001
Common stock, shares authorized 40,000,000 40,000,000
Common stock, shares issued 14,538,586 13,588,568
Common stock, shares outstanding 14,538,586 13,588,568