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Commitments and Contingencies - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended
Mar. 09, 2015
Oct. 31, 2015
Aug. 01, 2015
Nov. 01, 2014
Aug. 01, 2015
Oct. 31, 2015
Nov. 01, 2014
Operating Leases              
Rent expense   $ 10,357   $ 9,578   $ 29,981 $ 27,730
Loss contingency trial start date           Mar. 02, 2015  
Loss contingency trial end date           Mar. 06, 2015  
Trial award against defendants to the action $ 11,887            
Accrued amount of litigation     $ 4,000   $ 4,000    
Reversal amount of accrued litigation settlement     $ 4,000   $ 4,000