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Net Loss per Share (Tables) | 6 Months Ended
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Mar. 31, 2013
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three months ended March 31, |  |  | Six months ended March 31, |
|  | 2012 |  |  | 2013 |  |  | 2012 |  |  | 2013 |
Net loss | $ | (15,628,048 | ) | $ | (22,629,209 | ) | $ | (17,447,802 | ) | $ | (47,854,127 | )
Weighted average shares used in basic and |  |  |  |  |  |  |  |  |  |  |  |
diluted computation |  | 12,619,049 |  |  | 12,619,597 |  |  | 12,619,049 |  |  | 12,619,597 |
Loss per share – Basic and diluted | $ | (1.24 | ) | $ | (1.79 | ) | $ | (1.38 | ) | $ | (3.79 | )

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration