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Accrued Liabilities and Other Liabilities-Noncurrent (Tables)
6 Months Ended
Mar. 31, 2013
Accrued Liabilities and Other Liabilities-Noncurrent [Abstract]  
Schedule of Accrued liabilities
                 
    March 31,     September 30,  
    2013     2012  

Accrued contract costs

  $ 394,066     $ 197,032  

Payroll and related

    292,707       272,212  

Warranty reserve

    173,788       154,069  

Customer deposits

    17,298       10  

Deferred revenue

    2,218       419  
   

 

 

   

 

 

 

Total

  $ 880,077     $ 623,742  
   

 

 

   

 

 

 

Other liabilities - noncurrent consisted of the following:

 

                 

Deferred revenue - noncurrent

  $ 270,141     $ 270,140  

Deferred rent

    102,339       43,433  

Extended warranty

    31,217       50,244  
   

 

 

   

 

 

 

Total

  $ 403,697     $ 363,817  
   

 

 

   

 

 

 
Changes in the warranty reserve
                                 
    Three month ended
March 31,
    Six months ended
March 31,
 
    2013     2012     2013     2012  

Beginning balance

  $ 190,593     $ 323,476     $ 204,313     $ 272,261  

Warranty provision

    15,913       (104,317     6,468       (40,007

Warranty settlements

    (1,501     (1,919     (5,776     (15,014
   

 

 

   

 

 

   

 

 

   

 

 

 

Ending balance

  $ 205,005     $ 217,240     $ 205,005     $ 217,240  
   

 

 

   

 

 

   

 

 

   

 

 

 

Short-term warranty reserve

  $ 173,788     $ 163,694     $ 173,788     $ 163,694  

Long-term warranty reserve

    31,217       53,546       31,217       53,546  
   

 

 

   

 

 

   

 

 

   

 

 

 
    $ 205,005     $ 217,240     $ 205,005     $ 217,240