Quarterly report pursuant to Section 13 or 15(d)

FUEL DERIVATIVE CONTRACTS (Details)

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FUEL DERIVATIVE CONTRACTS (Details) (USD $)
In Millions, unless otherwise specified
Oct. 29, 2011
Derivative [Line Items]  
Gallons of Diesel Fuel in the Fuel derivatives contract for estimated fuel needs November 2011 through July 2012 (in gallons) 4.2
Fuel needs percentage from November 2011 through July 2012 hedged by fuel derivative contracts (in hundredths) 50.00%
Gallons of Diesel Fuel in the Fuel derivatives contracts for estimated fuel needs August 2012 through October 2012 (in gallons) 0.6
Fuel needs percentage from August 2012 through October 2012 hedged by fuel derivative contracts (in hundredths) 20.00%
Derivative fair value $ 0.3