Property and Equipment - Additional Information (Detail) - USD ($)  | 
12 Months Ended | |
|---|---|---|
Jan. 28, 2017  | 
Jan. 30, 2016  | 
|
| Property, Plant and Equipment [Abstract] | ||
| Capitalized interest | $ 0 | $ 0 | 
| X | ||||||||||
- Definition Capitalized Interest No definition available. 
  | 
| X | ||||||||||
- References No definition available. 
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