Annual report pursuant to section 13 and 15(d)

Income Taxes - Additional Information (Detail)

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Income Taxes - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Income Taxes [Line Items]    
Net operating loss carry forwards expiration period Expire between 2018 and 2033 Expire between 2013 and 2032
Decrease in net operation loss carry forwards $ 35,110,980  
Federal
   
Income Taxes [Line Items]    
Net operating loss carry forwards 22,505,000 48,751,000
State and Local Jurisdiction
   
Income Taxes [Line Items]    
Net operating loss carry forwards $ 34,993,000 $ 32,402,000