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Inventories (Details) (USD $)
May 02, 2015
Jan. 31, 2015
Inventory Disclosure [Abstract]    
Raw materials $ 4,072,000us-gaap_InventoryRawMaterialsNetOfReserves $ 4,548,000us-gaap_InventoryRawMaterialsNetOfReserves
Work in progress 75,000us-gaap_InventoryWorkInProcessNetOfReserves 77,000us-gaap_InventoryWorkInProcessNetOfReserves
Finished goods 322,954,000us-gaap_InventoryFinishedGoodsNetOfReserves 314,453,000us-gaap_InventoryFinishedGoodsNetOfReserves
Inventories 327,101,000us-gaap_InventoryNet 319,078,000us-gaap_InventoryNet
Allowance to write down inventories to the lower of cost or market $ 19,500,000us-gaap_InventoryValuationReserves $ 19,700,000us-gaap_InventoryValuationReserves