Quarterly report pursuant to Section 13 or 15(d)

Employee Benefit Plan (Details)

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Employee Benefit Plan (Details) - USD ($)
3 Months Ended 9 Months Ended
Nov. 03, 2019
Nov. 04, 2018
Nov. 03, 2019
Nov. 04, 2018
Employee Benefit Plan (Textual)        
Contributions plan, percentage     100.00%  
Contributions plan $ 89,708 $ 65,566 $ 280,820 $ 215,790