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LOANS PAYABLE (Collective Capital Trust Plan) (Narrative) (Details)	1 Months Ended				12 Months Ended			12 Months Ended
	Dec. 31, 2013 Mr. Guoha Ku [Member] USD ($)	Dec. 31, 2013 Mr. Guoha Ku [Member] CNY	Dec. 31, 2013 Xi'an TCH [Member] USD ($)	Dec. 31, 2013 Xi'an TCH [Member] CNY	Dec. 31, 2014 A1 [Member]	Dec. 31, 2014 A1 [Member] Xi'an TCH [Member] USD ($)	Dec. 31, 2014 A2 [Member]	Dec. 31, 2014 A3 [Member]	Dec. 31, 2014 B Category [Member]	Dec. 31, 2014 B Category [Member] Erdos TCH [Member] USD ($)	Dec. 31, 2014 B Category [Member] Xi'an TCH [Member] USD ($)	Dec. 31, 2014 Capital Trust Loan Agreement [Member] USD ($)	Dec. 31, 2014 Capital Trust Loan Agreement [Member] CNY
Debt Instrument [Line Items]
Debt Instrument, stated rate					9.94%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsOneMember		11.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsTwoMember	12.05%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsThreeMember	8.35%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsFourMember
Debt instrument maturity term					2 years			3 years	4 years
Stock unit issued						$ 235,600creg_StockIssuedDuringPeriodStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsOneMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember				$ 2,000,000creg_StockIssuedDuringPeriodStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsFourMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_ErdosTchMember	$ 7,400,000creg_StockIssuedDuringPeriodStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsFourMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember	$ 44,100,000creg_StockIssuedDuringPeriodStockUnits / creg_AgreementWithPartiesAxis = creg_CapitalTrustLoanAgreementMember	300,000,000creg_StockIssuedDuringPeriodStockUnits / creg_AgreementWithPartiesAxis = creg_CapitalTrustLoanAgreementMember
Stock unit issued (in units)						1,600,000creg_StockIssuedDuringPeriodSharesStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsOneMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember				13,750,000creg_StockIssuedDuringPeriodSharesStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsFourMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_ErdosTchMember	46,250,000creg_StockIssuedDuringPeriodSharesStockUnits / us-gaap_DebtInstrumentAxis = creg_PreferredTrustFundUnitsFourMember / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember
Long-term debt, gross	1,250,000us-gaap_DebtInstrumentCarryingAmount / us-gaap_TitleOfIndividualAxis = creg_MrGuohaKuMember	7,650,000us-gaap_DebtInstrumentCarryingAmount / us-gaap_TitleOfIndividualAxis = creg_MrGuohaKuMember	7,590,000us-gaap_DebtInstrumentCarryingAmount / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember	46,250,000us-gaap_DebtInstrumentCarryingAmount / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember
Debt instrument, increase, accrued interest	$ 75,000us-gaap_DebtInstrumentIncreaseAccruedInterest / us-gaap_TitleOfIndividualAxis = creg_MrGuohaKuMember	459,000us-gaap_DebtInstrumentIncreaseAccruedInterest / us-gaap_TitleOfIndividualAxis = creg_MrGuohaKuMember	$ 460,000us-gaap_DebtInstrumentIncreaseAccruedInterest / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember	2,780,000us-gaap_DebtInstrumentIncreaseAccruedInterest / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = creg_XianTchMember

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Debt instrument, maturity in years

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+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-Paragraph 22

-Article 5



Reference 4: http://www.xbrl.org/2003/role/presentationRef

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-Name Regulation S-X (SX)

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-Paragraph 16

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- Definition

Increase for accrued, but unpaid interest on the debt instrument for the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(f))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690



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

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Contractual interest rate for funds borrowed, under the debt agreement.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-02.22(a)(1))

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