Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

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Fair Value Measurements (Details) - USD ($)
$ in Thousands
Aug. 01, 2015
Jan. 31, 2015
Aug. 02, 2014
Fair value measurements      
Long-term debt, Carrying Amount $ 1,656,487 $ 1,648,686 $ 1,647,831
Quoted Prices in Active Markets for Identical Instruments (Level 1)      
Fair value measurements      
Long-term debt, Estimated Fair Value $ 1,737,325    
Significant Other Observable Inputs (Level 2)      
Fair value measurements      
Long-term debt, Estimated Fair Value   $ 1,706,546 $ 1,717,131