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Accounts Receivable
 6 Months Ended
Oct. 30, 2011
Accounts Receivable
4.  Accounts Receivable

A summary of accounts receivable follows:
 
(dollars in thousands)
  
October 30, 2011
    
May 1, 2011
  
Customers    $ 17,347     $ 21,562  
Allowance for doubtful accounts      (686 )      (776 ) 
Reserve for returns and allowances and discounts
     (420 )     (577 )
    $ 16,241     $ 20,209  

A summary of the activity in the allowance for doubtful accounts follows:
 
(dollars in thousands)
  
Six months ended
  
      October 30, 2011        October 31, 2010   
Beginning balance
   $ (776 )   $ (1,322 )
Provision for bad debts      48       415  
Net write-offs, net of recoveries
     42       (5 ) 
Ending balance
   $ (686 )   $ (912 )

A summary of the activity in the allowance for returns and allowances and discounts accounts follows:
 
   
Six months ended
  
(dollars in thousands)
  
October 30, 2011
    
October 31, 2010
  
Beginning balance
   $ (577 )   $ (534 )
Provision for returns, allowances and discounts     (1,197 )      (1,152 ) 
Credits issued
     1,354       1,080  
Ending balance
   $ (420 )   $ (606 )