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California Institute for Regenerative Medicine Loan (Details Textual) (USD $) In Millions, unless otherwise specified | 1 Months Ended
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Apr. 30, 2013 | Sep. 30, 2012 | Jul. 31, 2012 Spinal Cord Injury [Member] | Sep. 30, 2012 Alzheimer's disease [Member]
California Institute for Regenerative Medicine Loan (Textual) [Abstract] |  |  |  |
Approval of Fund by California Institute for Regenerative Medicine (CIRM) | $ 19.3 |  | $ 20.0 |
Approval of Fund by California Institute for Regenerative Medicine (CIRM) maximum period |  |  | 4 years | 4 years
Loan term |  | 10 years |  |

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- Definition Approval of fund to collaborators. + References No definition available. + Details
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- Definition Approval of fund to collaborators maximum validation period. + References No definition available. + Details
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- Details
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- Definition Loan term. + References No definition available. + Details
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