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Note 13 - Statements of Cash flows - Supplemental and Non-Cash Disclosures
9 Months Ended
Jun. 30, 2011
Statement Of Cash Flows Supplemental [Abstract]  
Cash Flow Supplemental Disclosures Text Block
  Nine months ended June 30, 
  2011 2010 
 Supplemental Disclosures      
 Cash paid for interest$ 416 $ 258 
 Cash paid for income taxes  14,436   13,563 
 Non-cash Activities      
 Note payable issued related to Centaur acquisition  -   2,000 
 Equipment acquisitions financed with accounts payable  102   130