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Consolidated Statements of Operations and Comprehensive Loss (Unaudited) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Income Statement [Abstract]    
Revenues $ 19,420,214 $ 44,195,776
Cost of goods sold 19,172,500 46,454,288
Gross profit/(loss) 247,714 (2,258,512)
Research and development expenses 228,759 192,617
Selling, general and administrative expenses 4,215,546 1,962,841
Operating loss (4,196,591) (4,413,970)
Other income/(expense)    
Interest income 348 348
Interest expense (5,107,406) (3,965,047)
Other income 325,564 18,211
Loss on debt extinguishment (956,480)   
Gain on sale of assets 126,160   
Loss before income taxes (9,808,405) (8,360,458)
Income tax expense (5,600) (4,000)
Net loss (9,814,005) (8,364,458)
Other comprehensive income/(loss)    
Foreign currency translation adjustment 199,250 310,983
Comprehensive income/(loss) $ (9,614,755) $ (8,053,475)
Net loss per common share    
Basic and diluted $ (0.05) $ (0.06)
Weighted average shares outstanding    
Basic and diluted 182,234,236 131,128,280