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Inventories (Tables)
9 Months Ended
Nov. 25, 2012
Inventories [Abstract]  
Schedule Of Inventories
    November 25,   February 26,
    2012   2012
 
Raw materials $ 8,944 $ 8,774
Work-in-progress   2,574   2,632
Finished goods   4,088   4,097
Manufacturing supplies   293   320
  $ 15,899 $ 15,823