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Basis of Presentation - Additional Information (Detail)
$ in Millions
3 Months Ended
Apr. 30, 2016
USD ($)
State
Store
Jan. 30, 2016
USD ($)
May. 02, 2015
USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items]      
Number of home decor and gifts store | Store 382    
Number of states | State 36    
Non-cash investing activities incurred $ 3.1    
Accounting Standards Update 2015-17 [Member]      
Organization Consolidation And Presentation Of Financial Statements [Line Items]      
Reclassification of deferred tax assets from current assets to noncurrent liabilities   $ 3.3 $ 3.6