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SUPPLEMENTAL CASH FLOW INFORMATION
12 Months Ended
Dec. 31, 2011
SUPPLEMENTAL CASH FLOW INFORMATION [Abstract]  
SUPPLEMENTAL CASH FLOW INFORMATION
NOTE 13 - SUPPLEMENTAL CASH FLOW INFORMATION

Cash paid during the year for:
   
2011
  
2010
  
2009
 
Income taxes
 $17,662  $17,348  $12,001 
Interest
 $84  $111  $214 
 
Cash paid during the year for acquisition of assets:
   
2011
  
2010
  
2009
 
Assets acquired
 $-  $7,313  $- 
Less: liabilities assumed
  -   (2,652)  - 
Cash paid for acquisitions
 $-  $4,661  $- 

Non-cash financing activities:
   
2011
  
2010
  
2009
 
Dividends payable
 $5,237  $4,311  $3,091