v2.4.0.6
Stockholders' Equity (Details) (USD $)
 0 Months Ended 9 Months Ended
Mar. 02, 2011
Sep. 30, 2012
Sep. 30, 2011
Business Acquisition, Equity Interests Issued or Issuable [Line Items]      
Cash received by Transave $ 600,000    
Common stock and preferred stock issued representing percentage of capital stock of the entity (in hundredths) 47.00%    
Conversion of the preferred shares and reverse stock split [Abstract]      
Common stock shares outstanding February 28, 2011 (in shares) 156,537,000 24,833,301  
Total shares outstanding prior to reverse stock split (in shares) 248,283,000    
1 for 10 reverse stock split 1:10 one-for-ten  
Approximate number of common shares outstanding March 2, 2011 (in shares) 24,828,000 31,178,954  
Number of shares of common stock issued (in shares)   6,304,102  
Common stock issued, price per share (in dollars per share)   $ 4.07  
Net proceeds from issuance of common stock   25,659,000 32,000
Stock Warrants [Abstract]      
Number of warrants outstanding (in shares)   300,000 200,000
Weighted average price of warrants (in dollars per share)   $ 2.94 $ 11.00
Common Stock [Member]
      
Business Acquisition, Equity Interests Issued or Issuable [Line Items]      
Number of shares received by Transave (in shares) 2,600,000    
Common issued in conversion of preferred stock (in shares) 91,700,000    
Series B Preferred Stock [Member]
      
Business Acquisition, Equity Interests Issued or Issuable [Line Items]      
Number of shares received by Transave (in shares) 9,200,000    
Preferred stock converted to common stock (in shares) 91,700,000    
Conversion of the preferred shares and reverse stock split [Abstract]      
Series B Preferred Stock converted into common stock on March 1, 2011 91,746,000    
Equivalent amount in conversion of preferred stock to common stock $ 9,200,000    
Reduction in earnings per basic and diluted common share due to conversion of preferred stock (in dollars per share) $ 0.48    
Non cash charge for beneficial conversion (in dollars per share) $ 1    
Conversion price per share (in dollars per share) $ 7.1    
Carrying value per share (in dollars per share) $ 6.1