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Note 7 - Results of Operations by Quarter (Unaudited) (Tables)
12 Months Ended
Sep. 30, 2014
Notes Tables  
Schedule of Quarterly Financial Information [Table Text Block]
   
Quarter ended
 
   
December 31
   
March 31
   
June 30
   
September 30
 
   
(in thousands except per share amounts)
 
2014
                               
Revenues
  $ 9,951     $ 10,828     $ 11,147     $ 11,497  
Costs and expenses
    11,220       11,346       11,410       11,637  
Loss from operations
    (1,269 )     (518 )     (263 )     (140
Other income
    619       591       276       845  
Income (loss) before taxes
    (650 )     73       13       705  
Benefit from (provision for) income taxes
    10       (20 )     25       475  
Net income (loss)
    (640 )     53       38       1,180  
Basic and diluted net income (loss) per share
    (.46 )     .04       .03       .85  
                                 
2013
                               
Revenues
  $ 7,693     $ 9,753     $ 9,204     $ 11,026  
Costs and expenses
    6,992       8,616       8,758       9,521  
Income from operations
    701       1,137       446       1,505  
Other income
    563       524       715       697  
Other-than-temporary impairment losses
on investments
    ---       ---       ---       (1,719 )
Income before taxes
    1,264       1,661       1,161       483  
Benefits from (provision for) income taxes
    (430 )     (510 )     (335 )     485  
Net income
    834       1,151       826       968  
Basic and diluted net income per share
    .60       .83       .60       .71  
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]
   
Three months ended June 30, 2014
 
   
Previously Reported
   
Adjustment
   
Restated
 
   
(in thousands except per share amounts)
 
2014
                       
Revenues
  $ 11,147     $ -     $ 11,147  
Costs and expenses
    11,410       -       11,410  
Loss from operations
    (263 )     -       (263 )
Other income
    794       (518     276  
Income (loss) before taxes
    531       (518     13  
Benefit from (provision for) income taxes
    2,310       (2,285 )     25  
Net income (loss)
    2,841       (2,803     38  
Basic and diluted net income (loss) per share
    2.06       (2.03     .03