Quarterly report pursuant to Section 13 or 15(d)

Long-Term Liabilities (Details)

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Long-Term Liabilities (Details) (USD $)
 12 Months Ended
Sep. 30, 2009
Dec. 31, 2012
Sep. 30, 2012
Debt Instrument [Line Items]      
Period within which annual consulting fee is payable 5 years    
Liability for future payments reflected as accrued compensation   $ 2,952,000 $ 3,068,000
Liability for future payments reflected as long-term obligations   191,000 253,000
Former CEO [Member]
      
Debt Instrument [Line Items]      
Annual consulting fee 180,000    
Number of shares issued under consulting agreement (in shares)     500,000
Net present value of future payments 790,000    
Liability recorded for additional common stock issued 280,000    
Quoted market price of stock (in dollars per share) 0.56    
Liability for future payments reflected as accrued compensation   180,000  
Liability for future payments reflected as long-term obligations   $ 79,000