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Related Party Transactions (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 05, 2012
Jan. 30, 2012
Nov. 05, 2012
Apollo Management VII, L.P. [Member]
Nov. 07, 2011
Apollo Management VII, L.P. [Member]
Nov. 05, 2012
Apollo Management VII, L.P. [Member]
Nov. 07, 2011
Apollo Management VII, L.P. [Member]
Nov. 05, 2012
Board of Directors [Member]
Nov. 07, 2011
Board of Directors [Member]
Jan. 30, 2012
Board of Directors [Member]
Related Party Transaction [Line Items]                  
Annual managment fee         $ 2,500        
Optional managment fee as percentage of Adjusted EBITDA         2.00%        
Management fee expense     575 574 1,914 1,916      
Related party revenue             5,255 5,268  
Related party trade receivables $ 389 $ 252         $ 389   $ 252