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Stock-Based Compensation - Summary of Activity For Stock Settled Non-Employee Directors Stock Unit Awards (Details) - Subject To Share Settlement [Member] - Non-employee director stock unit awards [Member] - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
May. 01, 2016
Jan. 31, 2016
Number of Units    
Beginning balance (in shares) 24  
Stock units granted (in shares) 1  
Stock units vested (in shares) 0  
Stock units forfeited (in shares) 0  
Ending balance (in shares) 25 24
Weighted Averaged Grant Date Fair Value (per unit)    
Beginning balance (in dollars per share) $ 19.70  
Stock units granted (in dollars per share) 18.50  
Ending balance (in dollars per share) $ 19.65 $ 19.70
Aggregate Intrinsic Value    
Aggregate intrinsic value of stock units vested $ 0  
Aggregate Unrecognized Compensation    
Beginning balance 186  
Ending balance $ 70 $ 186
Period Over Which Expected to be Recognized (in years)    
Weighted average period over which expected to be recognized 1 month 5 months