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13. Segment Information (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Revenues |  |
India | $ 32,816,122 | $ 13,547,620
North America | 144,697,850 | 175,500,606
Total revenues | 177,513,972 | 189,048,226
Cost of goods sold |  |
India | 28,722,704 | 14,191,098
North America | 130,497,508 | 183,784,075
Total cost of goods sold | 159,220,212 | 197,975,173
Gross profit/(loss) |  |
India | 4,093,418 | (643,478)
North America | 14,200,342 | (8,283,469)
Total gross profit/(loss) | $ 18,293,760 | $ (8,926,947)

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