Quarterly report pursuant to Section 13 or 15(d)

Short-term Debt (Details)

v2.4.0.6
Short-term Debt (Details) (USD $)
 3 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Sep. 30, 2012
Line of Credit Facility [Line Items]      
Short-term debt $ 3,095,000   $ 2,404,000
Wells Fargo [Member]
      
Line of Credit Facility [Line Items]      
Purchase agreement period 2 years    
Maximum borrowing capacity under the agreement 4,500,000    
Maximum percentages of credit facility provides for borrowings on revolving basis (in hundredths) 85.00%    
Maximum period for eligible accounts receivable 90 days    
Variable rate of debt instrument basis LIBOR    
Variable rate of debt instrument basis rate (in hundredths) 0.50%    
Interest rate of credit facility (in hundredths) 5.25%    
Effective interest rate of debt instrument (in hundredths) 5.75%   5.75%
Minimum period of credit facility 60 days    
Remaining borrowing capacity availability under this agreement 100,000    
Short-term debt     3,095,000
Interest expense under line of credit $ 45,000 $ 44,000