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16. Income Tax (Details 3) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Deferred tax assets (liabilities):    
Organization, start-up costs & intangible assets $ 9,302,636 $ 9,898,832
Stock-based compensation 114,946 233,365
Property, plant and equipment deferred tax asset (18,929,925) (14,546,837)
Net operating loss carryforward 49,139,117 38,790,667
Convertible debt (5,325) (9,382)
Credit carryforward 1,500,000 1,500,000
Debt extinguishment 2,535,989 1,822,458
Other, net 1,544,586 839,555
Total deferred tax assets (liabilities) 45,201,833 38,528,658
Less valuation allowance (45,201,833) (38,528,658)
Deferred tax assets (liabilities) $ 0 $ 0