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Other Current Liabilities
 9 Months Ended
Sep. 28, 2012
Current Liabilities  
Other Current Liabilities Text Block

9.       Components of other current liabilities were (in thousands):

   Sep 28, Dec 30,
   2012 2011
        
 Accrued self-insurance retentions$ 7,011 $ 6,563
 Accrued warranty and service liabilities  7,938   6,709
 Accrued trade promotions  4,856   5,852
 Payable for employee stock purchases  5,329   6,607
 Customer advances and deferred revenue  9,556   280
 Income taxes payable  1,554   2,689
 Other  26,267   20,896
  Total other current liabilities$ 62,511 $ 49,596
        

Increases in customer advances and deferred revenue and in other are related to business acquisitions (see note 12).

A liability is established for estimated future warranty and service claims that relate to current and prior period sales. The Company estimates warranty costs based on historical claim experience and other factors including evaluating specific product warranty issues. Following is a summary of activity in accrued warranty and service liabilities (in thousands):

 

  Thirty-nine Weeks Ended   
    Year Ended
  Sep 28, Dec 30,
  2012 2011
       
 Balance, beginning of year$ 6,709 $ 6,862
 Assumed in business acquisition  1,121   -
 Charged to expense  4,647   5,110
 Margin on parts sales reversed  1,709   2,676
 Reductions for claims settled  (6,248)   (7,939)
 Balance, end of period$ 7,938 $ 6,709