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Assets Held for Sale (Details)
$ in Millions
Jan. 02, 2016
USD ($)
warehouse
Jan. 03, 2015
USD ($)
Assets Held For Sale and Net Gain On Disposition [Line Items]    
Number of warehouses held-for-sale | warehouse 5  
Other current assets    
Assets Held For Sale and Net Gain On Disposition [Line Items]    
Total assets held for sale | $ $ 2.3 $ 0.9