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Long-Term Debt (Tables)
 3 Months Ended
Dec. 31, 2012
Long-term Debt, Unclassified [Abstract]  
Schedule of Long-term Debt Instruments
Long-term debt consists of the following as of:

 
December 31,
2012
 
September 30,
2012
 
 
 
 
Revolving term loan. (A)
$
—

 
$
3,237,000

 
 

 
 

Note payable to Iowa Department of Transportation. (B)
212,671

 
238,021

 
212,671

 
3,475,021

Less current maturities
(25,618
)
 
(50,968
)
 
$
187,053

 
$
3,424,053