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Summary of Significant Accounting Policies (Details Textual) (USD $)
1 Months Ended 3 Months Ended
Feb. 28, 2013
Mar. 31, 2013
Mar. 31, 2012
Summary of Significant Accounting Policies (Textual) [Abstract]      
Number of shares sold 15,000,000    
Proceeds from sale of subsidiary stock $ 15,000,000 $ 15,000,000  
Short-term investment maturity period   three months or less  
Securities owned   $ 0  
Weighted average number of common shares outstanding   77,344,388 73,165,136
Minimum [Member]
     
Property, Plant and Equipment [Line Items]      
Property and Equipment , Estimated Useful life   3 years  
Maximum [Member]
     
Property, Plant and Equipment [Line Items]      
Property and Equipment , Estimated Useful life   10 years