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Share-Based Compensation - Summary of the Activity for Cash Settled Non-Employee Directors Stock Unit Awards (Details) - Subject To Cash Settlement [Member] - Non-employee director stock unit awards [Member] - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
9 Months Ended 12 Months Ended
Oct. 30, 2016
Jan. 31, 2016
Number of Units    
Beginning balance (in shares) 28  
Stock units granted (in shares) 25  
Stock units vested (in shares) (30)  
Stock units forfeited (in shares) 0  
Ending balance (in shares) 23 28
Recorded Liability    
Beginning balance $ 3,870  
Change in liability 502  
Ending balance $ 4,372 $ 3,870
Weighted Average Grant Date Fair Value (per unit)    
Beginning balance $ 19.70  
Stock units granted (in dollars per share) 23.40  
Stock units vested (in dollars per share) 19.65  
Stock units forfeited (in dollars per share) 0.00  
Ending balance $ 23.67 $ 19.70
Aggregate Unrecognized Compensation    
Beginning balance $ 221  
Ending balance $ 403 $ 221
Period Over Which Expected to be Recognized (in years)    
Weighted average period over which expected to be recognized 7 months 5 months