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Property and Equipment, net - Additional Information (Detail) (USD $)
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3 Months Ended | |
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Mar. 31, 2014
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Mar. 31, 2013
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| Property, Plant and Equipment [Line Items] | ||
| Depreciation expense | $ 15,989 | $ 15,657 |
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Laboratory Equipment [Member]
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| Property, Plant and Equipment [Line Items] | ||
| Equipment retired | $ 885,000 | |
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- Definition
Amount of gain (loss) from the disposal of an asset through means other than sale, for example, but not limited to, abandonment, spin-off, and expropriation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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