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Nature of the business and operations (Details)
 1 Months Ended 12 Months Ended
Feb. 29, 2012
Dec. 31, 2012
Nature of the business and operations (Textual)    
Reverse stock split ratio 1-for-25 Twenty-five-to-one
Description of stock split   Each twenty-five (25) outstanding shares of the Corporation's common stock, par value $0.001 per share, was exchanged and combined, automatically, without further action, into one (1) share of common stock, and each twenty-five (25) outstanding shares of the Corporation's preferred stock, par value $0.001 per share, was exchanged and combined, automatically, without further action, into one (1) share of preferred stock.