SEGMENT INFORMATION (Details) (USD $)	12 Months Ended
Dec. 31, 2014 item	Dec. 31, 2013	Dec. 31, 2012
SEGMENT INFORMATION
Number of principal reportable business segments	2us-gaap_NumberOfReportableSegments
Revenues and gross profit generated from each segment
Net revenues	$ 2,960,626,610us-gaap_SalesRevenueNet	$ 1,654,356,064us-gaap_SalesRevenueNet	$ 1,294,829,413us-gaap_SalesRevenueNet
Cost of revenues	2,379,633,234us-gaap_CostOfGoodsAndServicesSold	1,378,661,093us-gaap_CostOfGoodsAndServicesSold	1,204,467,983us-gaap_CostOfGoodsAndServicesSold
Gross profit	580,993,376us-gaap_GrossProfit	275,694,971us-gaap_GrossProfit	90,361,430us-gaap_GrossProfit
Operating segment \| Module segment
Revenues and gross profit generated from each segment
Net revenues	2,034,625,620	1,483,751,544	1,374,922,213
Cost of revenues	1,721,474,395	1,298,949,247	1,289,104,683
Gross profit	313,151,225	184,802,297	85,817,530
Operating segment \| Energy segment
Revenues and gross profit generated from each segment
Net revenues	1,212,898,642	324,253,896	56,356,803
Cost of revenues	931,761,029	233,722,515	43,041,635
Gross profit	281,137,613	90,531,381	13,315,168
Eliminations
Revenues and gross profit generated from each segment
Net revenues	(286,897,652)	(153,649,376)	(136,449,603)
Cost of revenues	(273,602,190)	(154,010,669)	(127,678,335)
Gross profit	$ (13,295,462)	$ 361,293	$ (8,771,268)

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 2

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(a),(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ References

+ Details

Name:	us-gaap_GrossProfit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

Name:	us-gaap_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_SegmentReportingAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: