Debt - Revolving Credit Facility (Details) (Line of Credit [Member], USD $)
3 Months Ended
May 02, 2015
Jul. 29, 2011
May 20, 2015
Debt Instrument [Line Items]      
Maximum borrowing capacity   $ 200,000,000.0  
Amount outstanding 0    
Remaining borrowing capacity 197,500,000    
Fixed charge ratio 1.0    
Percent of borrowing base in fixed charge coverage ratio restriction 10.00%    
Subsequent Event [Member]      
Debt Instrument [Line Items]      
Maximum borrowing capacity     $ 250,000,000