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SEGMENT INFORMATION (Details 3) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Revenues generated from each product |  |  |
Total net revenues | $ 3,467,626 | $ 2,960,627 | $ 1,654,356
Solar power products |  |  |
Revenues generated from each product |  |  |
Total net revenues | 2,303,287 | 1,550,386 | 1,143,247
Solar system kits |  |  |
Revenues generated from each product |  |  |
Total net revenues | 93,406 | 104,215 | 149,768
Solar power projects |  |  |
Revenues generated from each product |  |  |
Total net revenues | 557,995 | 891,920 | 292,024
EPC services and development services |  |  |
Revenues generated from each product |  |  |
Total net revenues | 385,882 | 316,572 | 29,879
Electricity |  |  |
Revenues generated from each product |  |  |
Total net revenues | 32,059 | 2,863 | 1,327
O&M services |  |  |
Revenues generated from each product |  |  |
Total net revenues | 3,310 | 1,544 | 1,024
Others |  |  |
Revenues generated from each product |  |  |
Total net revenues | $ 91,687 | $ 93,127 | $ 37,087

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