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Organization and Basis of Presentation (Details) (USD $)
 1 Months Ended 6 Months Ended 9 Months Ended 101 Months Ended 110 Months Ended
Jan. 31, 2011
Jun. 30, 2012
Subsidaries
Jun. 30, 2012
Units
Subsidaries
Jun. 30, 2011
Sep. 30, 2011
Jun. 30, 2012
Subsidaries
Oct. 21, 2011
Employess
Sep. 30, 2010
May 07, 2003
Organization and Basis of Presentation (Textual) [Abstract]                  
Number of subsidiaries   2 2     2      
Cash for fund operation   $ 2,282,641 $ 2,282,641 $ 4,316,308 $ 7,507,389 $ 2,282,641   $ 6,847,162   
Cash position decreased during last six months     (5,224,748) (2,530,854) 7,507,389 2,282,641      
Cash from issuance of equity     5,400,000            
Proceeds from sale of investments     509,009 1,130,307 2,804,600 3,313,609      
Proceeds from Revenue     200,000            
Cash outflow from continuing operations     (10,752,290) (5,993,049) (60,537,706) (71,289,996)      
Capital Expenditure   400,000              
Date of selling units in registered offering     August 13, 2012            
Units sold in registered offering to institutional and individual investors     2,300,000            
Selling price per unit sold in registered offering     2.76            
Unit sold, description     Each unit consisted on one share of Arrowhead Common Stock and a warrant            
Number of shares that can be purchased by a warrant   0.75 0.75     0.75      
Common stock exercisable price   $ 3.25 $ 3.25     $ 3.25      
Gross proceeds from registered offerings     6,200,000            
Net proceeds from registered offerings after deducting commissions and fees     5,800,000            
Non cash consideration received in sale of interest in subsidiary, shares 2,500,000                
Non cash consideration received in sale of interest in subsidiary, bonds 2,500,000                
Non cash consideration received in sale of interest in subsidiary owed to third party 200,000                
Redemption date of bonds     41291            
Subscription Receivable   1,000,000 1,000,000   900,000 1,000,000      
Drawing Limit under Equity Line Facility   15,000,000 15,000,000     15,000,000      
Common stock issued, Shares   11,310,816 11,310,816   8,642,286 11,310,816      
Number of employees at the time of acquisition             41    
Wisepower [Member]
                  
Organization and Basis of Presentation (Textual) [Abstract]                  
Proceeds from sale of investments     500,000            
Common stock per share   $ 2.00 $ 2.00     $ 2.00      
Drawing Limit under Equity Line Facility   $ 1,000,000 $ 1,000,000     $ 1,000,000      
Common stock issued, Shares   181,042 181,042     181,042