XML 48 R31.htm IDEA: XBRL DOCUMENT v3.19.1
Nature of Operations and Summary of Significant Accounting Policies (Details) - Schedule of Depreciated or amortized over the estimated useful life
12 Months Ended
Feb. 02, 2019
Nature of Operations and Summary of Significant Accounting Policies (Details) - Schedule of Depreciated or amortized over the estimated useful life [Line Items]  
Leasehold improvements Lesser of estimated useful life of the asset or the lease term
Minimum [Member] | Furniture and Fixtures [Member]  
Nature of Operations and Summary of Significant Accounting Policies (Details) - Schedule of Depreciated or amortized over the estimated useful life [Line Items]  
Fixtures and equipment 3 years
Maximum [Member] | Furniture and Fixtures [Member]  
Nature of Operations and Summary of Significant Accounting Policies (Details) - Schedule of Depreciated or amortized over the estimated useful life [Line Items]  
Fixtures and equipment 7 years