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Note 1 - Basis of Presentation (Tables)
6 Months Ended
Mar. 31, 2015
Disclosure Text Block [Abstract]  
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]
   

For the Three Months Ended

   

For the Six Months Ended

 
   

March 31, 2014

   

March 31, 2014

 
   

As previously

           

As previously

         
   

Reported

   

As Revised

   

Reported

   

As Revised

 

Total revenues

  $ 52,684,000     $ 52,733,000     $ 94,478,000     $ 93,914,000  

Total operating expenses

    49,314,000       49,039,000       90,311,000       89,154,000  

Income before income taxes

    3,370,000       3,694,000       4,167,000       4,760,000  

Income taxes

    134,000       134,000       241,000       241,000  

Net income

  $ 3,236,000     $ 3,560,000     $ 3,926,000     $ 4,519,000  

Net income per share attributable to common stockholders

                               

Basic

  $ 0.26     $ 0.29     $ 0.32     $ 0.37  

Diluted

  $ 0.26     $ 0.28     $ 0.32     $ 0.37