|
Net Loss Per Common Share (Reconciliation of Net Loss Per Share) (Details) (USD $)
|
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2012
|
Sep. 30, 2011
|
|
| Numerator: | ||||
| Net loss | $ (8,994,179) | $ (1,974,414) | $ (25,307,122) | $ (9,103,502) |
| Preferred stock dividends | (1,092,513) | (1,156,150) | (3,300,788) | (3,585,929) |
| NET LOSS AVAILABLE TO COMMON SHAREHOLDERS | $ (10,086,692) | $ (3,130,564) | $ (28,607,910) | $ (12,689,431) |
| Denominator: | ||||
| Weighted average common shares outstanding - basic | 41,562,121 | 25,306,243 | 38,622,647 | 23,400,424 |
| Effect of dilutive securities | ||||
| Diluted weighted average shares outstanding | 41,562,121 | 25,306,243 | 38,622,647 | 23,400,424 |
| Net loss per common share: | ||||
| Basic | $ (0.24) | $ (0.12) | $ (0.74) | $ (0.54) |
| Diluted | $ (0.24) | $ (0.12) | $ (0.74) | $ (0.54) |