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Other Non-current Assets (Tables)
12 Months Ended
Mar. 30, 2013
Other Current Assets And Other Non-current Assets [Abstract]  
Composition of other non-current assets
  March 30,    March 31,   
  2013    2012   
 (Dollars in thousands)   
           
Barter receivable $ 7,947   $ 7,523   
Notes receivable       3,691   
Deposit       1,600   
Other non-current assets  2,511     2,156   
Total non-current assets$ 10,458   $ 14,970