Schedule of Disclosure of Share-based Compensation Arrangements by Share-based Payment Award (Details) (USD $)
 3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 1 $ 2.22  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 2 1,465,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 3 0.13  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 4 1,465,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 5 1,786,417  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 6 1.78  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 7 95,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 8 0.49  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 9 95,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 10 81,172  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 11 0.92  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 12 1,704,625  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 13 1.15  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 14 1,704,625  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 15 1,204,713  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 16 1.58  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 17 68,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 18 1.48  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 19 68,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 20 26,435  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 21 0.86  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 22 1,300,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 23 2.45  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 24 1,300,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 25 752,207  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 26 0.83  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 27 2,590,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 28 3.18  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 29 2,590,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 30 1,269,100  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 31 0.60  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 32 100,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 33 3.45  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 34 100,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 35 36,072  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 36 0.31  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 37 2,917,000  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 38 4.40  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 39 1,458,500  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 40 226,888  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 41 0.91  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 42 10,239,625  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 43 2.63  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 44 8,781,125  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 45 5,383,004  
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 1   2.22
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 2   1,465,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 3   0.63
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 4   1,465,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 5   1,786,417
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 6   1.78
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 7   95,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 8   0.74
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 9   95,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 10   81,172
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 11   0.92
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 12   1,704,625
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 13   1.40
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 14   1,704,625
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 15   1,204,713
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 16   1.58
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 17   68,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 18   1.73
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 19   68,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 20   26,435
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 21   0.86
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 22   1,300,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 23   2.70
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 24   1,300,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 25   752,207
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 26   0.83
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 27   2,590,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 28   3.43
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 29   2,590,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 30   1,269,100
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 31   0.60
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 32   100,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 33   3.70
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 34   75,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 35   27,054
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 36   0.31
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 37   2,917,000
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 38   4.65
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 39   729,250
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 40   113,444
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 41   0.91
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 42   10,239,625
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 43   2.80
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 44   8,026,875
Stock Based Compensation Schedule Of Disclosure Of Share-based Compensation Arrangements By Share-based Payment Award 45   $ 5,260,542