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Components of Long-Term Debt (Detail) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Debt Instrument [Line Items]    
Long term debt $ 2,964,157 $ 2,775,441
Less: Amount Due Within One Year (1,283,355) (1,060,188)
Amount Due After One Year 1,680,802 1,715,253
The note carries a 0% interest, but imputed interest has been accrued based on a 12% discount rate and is reflected as a reduction in the principal
    
Debt Instrument [Line Items]    
Long term debt (90,678) (97,003)
Notes Payable | The principal is not subject to a fixed repayment schedule
    
Debt Instrument [Line Items]    
Long term debt 209,208 209,208
Notes Payable | The principal and interest is subject to a fixed blended repayment schedule of 36 months, commencing July 15, 2013.
    
Debt Instrument [Line Items]    
Long term debt 225,719 225,719
Notes Payable | The principal is subject to a fixed semi-annual repayment schedule commencing October 31, 2012 over 48 months.
    
Debt Instrument [Line Items]    
Long term debt 396,004 396,004
Notes Payable | The principal and interest is subject to a fixed blended repayment schedule of 36 months, commencing July 15, 2013
    
Debt Instrument [Line Items]    
Long term debt 101,748 101,748
Convertible, Senior Secured Term Debt
    
Debt Instrument [Line Items]    
Long term debt 619,122  
Convertible, Senior Secured Term Debt | Convertible, Senior Secured Term Debt. The principal is to be repaid over 15 months, with equal payments of principal beginning on October 15th
    
Debt Instrument [Line Items]    
Long term debt 619,122 619,122
Convertible, Senior Secured Term Debt | Unamortized Debt Discounts Net
    
Debt Instrument [Line Items]    
Long term debt (617,069) 0
Convertible, Senior Secured Term Debt | Convertible,Senior Secured Term Debt,The principal to be repaid on periodic basis, With an equal amount on each of February 1, 2014, May 1, 2014 and August 1, 2014 and on each of August 1, 2015, August 1, 2016, August 1, 2017 and March 21, 2018.
    
Debt Instrument [Line Items]    
Long term debt 800,000 0
Long-term secured deferred trade payable | The principal and interest is subject to a fixed blended repayment schedule of 24 and 36 months, commencing July 15, 2013.
    
Debt Instrument [Line Items]    
Long term debt $ 1,320,643 $ 1,320,643