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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Feb. 01, 2020
Accounting Policies [Abstract]  
Property and equipment amortized over the estimated useful life of related assets Depreciation and amortization expense are computed principally by the straight-line method over the following estimated useful lives:

Buildings and building equipment
20-45 years
Computer hardware, software and equipment
3-10 years
Furniture and fixtures
10 years