v2.4.0.6
Fair Value Measurements (Details) (USD $)
3 Months Ended 9 Months Ended
Oct. 27, 2012
Oct. 27, 2012
Jan. 28, 2012
Oct. 27, 2012
Quoted Prices in Active Markets for Identical Assets or Liabilities Level 1
Jan. 28, 2012
Quoted Prices in Active Markets for Identical Assets or Liabilities Level 1
Oct. 27, 2012
Significant Other Observable Inputs Level 2
Jan. 28, 2012
Significant Other Observable Inputs Level 2
Oct. 27, 2012
Unobservable Inputs Level 3
Jan. 28, 2012
Unobservable Inputs Level 3
Oct. 27, 2012
Long Term Debt January 2014 Notes [Member]
Jan. 28, 2012
Long Term Debt January 2014 Notes [Member]
Jan. 15, 2009
Long Term Debt January 2014 Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                        
Long-term Debt and Capital Lease Obligations Current and Noncurrent $ 1,660,832,000 $ 1,660,832,000 $ 2,038,180,000                 $ 1,500,000,000
Long-term Debt Unhedged, Carrying Value                   1,515,428,000 1,525,003,000  
Debt Instrument, Unhedged Fair Value                   1,652,853,000 1,721,490,000  
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]                        
Money market funds       (473,390,000) (468,913,000) 0 0 0 0      
Derivative Assets       0   (529,000)   0        
Derivative liabilities 25,512,000 25,512,000 36,327,000 0 0 (26,020,000) (36,418,000) 0 0      
Fair Value, Assets and Liabilities Measured on Non Recurring Basis [Abstract]                        
Goodwill, Impairment Loss 771,500,000 (771,493,000)                    
Impairment of Long-Lived Assets Held-for-use $ 39,500,000                      
Debt Instrument, Interest Rate, Stated Percentage                       9.75%