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Valuation and Qualifying Accounts
12 Months Ended
Dec. 28, 2012
Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
Schedule II - Valuation and Qualifying Accounts 
      Col. C - Additions      
    Col. B     Charged to     Col. E 
    Balance at  Charged to  Other  Col. D  Balance at 
Col. A  Beginning  Costs &  Accounts -   Deductions -  End 
Description  of Period  Expenses  Describe  Describe  of Period 
December 28, 2012                
Allowance for                
 doubtful accounts $ 1,930 $ 484 $ 71(3)(4) $ (113)(2)(4) $ 2,372 
Valuation allowance                
 for deferred income                
 tax assets $ 7,775 $ 5,145(1) $ 124(4) $ (276)(5) $ 12,768 
                  
December 30, 2011                
Allowance for                
 doubtful accounts $ 1,830 $ 288 $ 170(3)(4) $ (358)(2) $ 1,930 
Valuation allowance                
 for deferred income                
 tax assets $ 6,482 $ 702(1) $ 591(3)(4) $ - $ 7,775 
                  
December 31, 2010                
Allowance for                
 doubtful accounts $ 2,452 $(64) $ 35(4) $ (593)(2) $ 1,830 
Valuation allowance                
 for deferred income                
 tax assets $ 5,656 $ 761(1) $ 65(4) $ - $ 6,482 

  • Valuation allowance recorded in the provision for income taxes for certain net operating losses and tax credits. The expense recorded in 2012 primarily relates to net operating losses incurred by our Switzerland operations.
  • Accounts written off, net of collections on accounts receivable previously written off.
  • Balances recorded as a part of our 2012 acquisition of NeuroNexus Technologies, Inc. and 2011 acquisition of Micro Power Electronics, Inc.
  • Includes foreign currency translation effect.
  • Primarily relates to return to provision adjustments for prior years.