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Note 6 - Accrued Liabilities And Other Liabilities - Noncurrent (Tables)
3 Months Ended
Dec. 31, 2013
Note 6 - Accrued Liabilities And Other Liabilities - Noncurrent (Tables) [Line Items]  
Schedule of Accrued Liabilities [Table Text Block]
   

December 31,

   

September 30,

 
   

2013

   

2013

 
                 

Payroll and related

  $ 577,185     $ 650,125  

Accrued contract costs

    295,551       197,034  

Warranty reserve

    195,057       189,277  

Deferred revenue and other

    171,666       18,532  

Total

  $ 1,239,459     $ 1,054,968  
                 

Other liabilities - noncurrent consisted of the following:

               
                 

Deferred rent

  $ 126,076     $ 122,627  

Extended warranty

    20,701       23,482  

Total

  $ 146,777     $ 146,109  
Schedule of Product Warranty Liability [Table Text Block]
   

Three months ended

December 31,

 
   

2013

   

2012

 

Beginning balance

  $ 212,759     $ 204,313  

Warranty provision

    14,361       (9,445 )

Warranty settlements

    (11,362 )     (4,275 )

Ending balance

  $ 215,758     $ 190,593  
Warranty Reserves [Member]
 
Note 6 - Accrued Liabilities And Other Liabilities - Noncurrent (Tables) [Line Items]  
Schedule of Product Warranty Liability [Table Text Block]
   

December

2013

   

September

2013

 

Short-term warranty reserve

  $ 195,057     $ 189,277  

Long-term warranty reserve

    20,701       23,482  
    $ 215,758     $ 212,759