Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Cash, Cash Equivalents and Investments (Tables)

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Note 3 - Cash, Cash Equivalents and Investments (Tables)
 6 Months Ended
Mar. 31, 2013
Investments Classified by Contractual Maturity Date [Table Text Block]
   
March 31,
2013
   
September 30,
 2012
 
Less than one year
  $ 8,443,000     $ 9,107,000  
1-3 years
    4,261,000       4,572,000  
Total
  $ 12,704,000     $ 13,679,000