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Savings Plan (Details) - Savings Plan - USD ($)
$ in Millions
12 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Feb. 01, 2014
Savings Plan      
Employee contribution limit per calendar year (as a percent of compensation) 100.00%    
Employer contribution limit (as a percent of compensation) 3.00%    
Company's contributions to the savings plan $ 1.3 $ 1.3 $ 1.3