XML 46 R35.htm IDEA: XBRL DOCUMENT
v2.4.0.6

ORGANIZATION AND DESCRIPTION OF BUSINESS (Narrative) (Details) | 0 Months Ended |  | 0 Months Ended | 1 Months Ended |  | 0 Months Ended |  | 0 Months Ended | 12 Months Ended |  | 0 Months Ended | 12 Months Ended |  | 0 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 28, 2011 USD ($) MegaWatt | Sep. 28, 2011 CNY | Sep. 28, 2011 Shenqiu Project [Member] MegaWatt | May 25, 2011 Shenqiu Project [Member] USD ($) | May 25, 2011 Shenqiu Project [Member] CNY | Sep. 30, 2009 Cooperative Agreement [Member] | Sep. 30, 2009 Gas Supply Contract [Member] | Nov. 30, 2007 Shanghai Tch Energy Technology Co Ltd [Member] MegaWatt Unit | Nov. 30, 2007 Shanghai Tch Energy Technology Co Ltd [Member] Jing Yang [Member] Unit | Nov. 30, 2007 Shanghai Tch Energy Technology Co Ltd [Member] Tong Chuan [Member] Unit | Apr. 14, 2009 Erdos Metallurgy Company Limited [Member] USD ($) | Apr. 14, 2009 Erdos Metallurgy Company Limited [Member] CNY | Apr. 14, 2009 Erdos Metallurgy Company Limited [Member] Initial Investment [Member] USD ($) | Apr. 14, 2009 Erdos Metallurgy Company Limited [Member] Initial Investment [Member] CNY | Mar. 31, 2013 Erdos Tch [Member] | Apr. 18, 2009 Erdos Tch [Member] Phase One [Member] MegaWatt | Apr. 18, 2009 Erdos Tch [Member] Phase Two [Member] MegaWatt | Apr. 18, 2009 Erdos Tch [Member] Phase Three [Member] MegaWatt | Apr. 14, 2009 Erdos Tch [Member] After Return Of Initial Investment [Member] | Apr. 18, 2009 Erdos Tch [Member] Minimum [Member] MegaWatt | Dec. 10, 2010 Erdos Tch [Member] Minimum [Member] Phase Two [Member] USD ($) | Dec. 10, 2010 Erdos Tch [Member] Minimum [Member] Phase Two [Member] CNY | Apr. 18, 2009 Erdos Tch [Member] Maximum [Member] MegaWatt | Dec. 10, 2010 Erdos Tch [Member] Maximum [Member] Phase Two [Member] USD ($) | Dec. 10, 2010 Erdos Tch [Member] Maximum [Member] Phase Two [Member] CNY | Oct. 08, 2012 Xian Tch [Member] USD ($) MegaWatt | Oct. 08, 2012 Xian Tch [Member] CNY MegaWatt | Dec. 31, 2011 Xian Tch [Member] USD ($) MegaWatt | Dec. 31, 2011 Xian Tch [Member] CNY | Mar. 31, 2013 Xian Tch [Member] | Sep. 30, 2010 Xian Tch [Member] Clean Development Mechanism [Member] | Mar. 30, 2013 Xian Tch [Member] Lease Agreement [Member] USD ($) MegaWatt | Mar. 30, 2013 Xian Tch [Member] Lease Agreement [Member] CNY | Apr. 14, 2009 Xian Tch [Member] Initial Investment [Member] | Apr. 14, 2009 Xian Tch [Member] After Return Of Initial Investment [Member] | Sep. 30, 2010 Xian Tch [Member] Thermal Power Generation Systems [Member] USD ($) MegaWatt | Sep. 30, 2010 Xian Tch [Member] Thermal Power Generation Systems [Member] CNY | Jan. 20, 2010 Xian Tch [Member] Thermal Power Generation Systems [Member] USD ($) MegaWatt | Jan. 20, 2010 Xian Tch [Member] Thermal Power Generation Systems [Member] CNY | Jun. 29, 2010 Xian Tch [Member] Biomass Power Generation System [Member] USD ($) MegaWatt | Jun. 29, 2010 Xian Tch [Member] Biomass Power Generation System [Member] CNY | Jan. 20, 2010 Xian Tch [Member] Biomass Power Generation System [Member] USD ($) | Jan. 20, 2010 Xian Tch [Member] Biomass Power Generation System [Member] CNY | Dec. 31, 2011 Xian Tch [Member] Biomass Power Generation System [Member] USD ($) | Jun. 13, 2012 Huahong New Energy Technology Co Ltd [Member] USD ($) | Sep. 30, 2010 Zhongbao [Member] Clean Development Mechanism [Member]
Organization and Nature Of Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capacity of plant | 12 | 12 | 12 |  |  |  |  | 12 |  |  |  |  |  |  |  | 18 | 27 | 25 |  | 70 |  |  | 120 |  |  | 24 | 24 | 18 | 18 |  |  | 12 | 12 |  |  | 7 | 7 | 12 | 12 | 12 | 12 |  |  |  |  |
Number of manufacturing lines |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Capacity per day |  |  |  |  |  |  |  |  | 2,500 | 5,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Term of joint ventures |  |  |  |  |  |  |  |  |  |  | 20 years | 20 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment cost |  |  |  |  |  |  |  |  |  |  | $ 79,000,000 | 500,000,000 | $ 17,550,000 | 120,000,000 |  |  |  |  |  |  |  |  |  |  |  | $ 10,830,000 | 68,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Contribution percentage in total investment |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 93.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit distribution percentage |  |  |  |  |  |  |  |  |  |  |  |  | 20.00% | 20.00% |  |  |  |  | 40.00% |  |  |  |  |  |  |  |  |  |  |  | 40.00% |  |  | 80.00% | 60.00% |  |  |  |  |  |  |  |  |  |  | 60.00%
Construction cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 28,100,000 | 186,000,000 |  | 37,400,000 | 248,000,000 |  |  |  |  |  |  |  |  |  |  | 7,800,000 | 55,000,000 |  |  |  |  |  |  |  |  |
Terms of contracts |  |  |  |  |  | 10 years | 10 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9 years | 9 years |  |  |  |  |  |  |  |  |
Repurchase agreement amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,080,000 | 19,440,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate agreed amount to pay to acquire asset |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18,750,000 | 120,000,000 |  |  |  |  |  |  |  |  | 2,200,000 | 15,000,000 |  |  | 14,705,900 | 100,000,000 |  |  |
Agreed amount to pay to acquire set of biomass systems, cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20,000,000 |  |  |
Agreed amount to pay to acquire set of biomass systems, in shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80,000,000 |  |  |
Exchange rate between U.S. Dollar and Chinese RMB in connection with stock issuance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6.8 | 6.8 |  |  |
Number of shares approved for issuance to acquire set of biomass systems |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,941,176 |  |
Gain from settlement of debt in shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8,300,000 |  |
Leasing fees | 286,000 | 1,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 239,000 | 1,500,000 |  |  |  |  |  |  | 279,400 | 1,900,000 |  |  |  |  |
Lease period | 11 years | 11 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9 years 6 months | 9 years 6 months |  |  |  |  |  |  | 15 years | 15 years |  |  |  |  |
Original investment by subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 |
Reduced investment by subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 |
Original registered capital of subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 |
Reduced registered capital of subsidiary |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,500,000 |
Consideration of power generation project | 10,937,500 | 70,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consideration of thermal power generation project |  |  |  | $ 3,500,000 | 22,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Definition Capacity Per Day + References No definition available. + Details
Name: | creg_CapacityPerDay
Namespace Prefix: | creg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Consideration Of Power Generation Project. + References No definition available. + Details
Name: | creg_ConsiderationOfPowerGenerationProject
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Consideration Of Thermal Power Generation Project. + References No definition available. + Details
Name: | creg_ConsiderationOfThermalPowerGenerationProject
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Contract Term + References No definition available. + Details
Name: | creg_ContractTerm
Namespace Prefix: | creg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Dissolution Term Of Joint Ventures + References No definition available. + Details
Name: | creg_DissolutionTermOfJointVentures
Namespace Prefix: | creg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease Period + References No definition available. + Details
Name: | creg_LeasePeriod
Namespace Prefix: | creg_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease Revenues And Fees + References No definition available. + Details
Name: | creg_LeaseRevenuesAndFees
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number Of Manufacturing Lines + References No definition available. + Details
Name: | creg_NumberOfManufacturingLines
Namespace Prefix: | creg_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | creg_OrganizationAndNatureOfOperationsLineItems
Namespace Prefix: | creg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Original Investment By Subsidiary. + References No definition available. + Details
Name: | creg_OriginalInvestmentBySubsidiary
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Original Registered Capital Of Subsidiary. + References No definition available. + Details
Name: | creg_OriginalRegisteredCapitalOfSubsidiary
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage Of Capital Contribution + References No definition available. + Details
Name: | creg_PercentageOfCapitalContribution
Namespace Prefix: | creg_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage Share Of Gain Loss From Joint Venture. + References No definition available. + Details
Name: | creg_PercentageShareOfGainLossFromJointVenture
Namespace Prefix: | creg_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Plant Capacity + References No definition available. + Details
Name: | creg_PlantCapacity
Namespace Prefix: | creg_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reduced Investment By Subsidiary. + References No definition available. + Details
Name: | creg_ReducedInvestmentBySubsidiary
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reduced Registered Capital Of Subsidiary. + References No definition available. + Details
Name: | creg_ReducedRegisteredCapitalOfSubsidiary
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying amount of assets sold under agreements to repurchase when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under repurchase agreements exceeds 10 percent of total assets. + 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.(m)(1)(i)(A)(i)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph m -Subparagraph 1 -Article 4 + Details
Name: | us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The aggregate costs related to construction and development services during the reporting period. + 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 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
Name: | us-gaap_ConstructionAndDevelopmentCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 + Details
Name: | us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 26 -Paragraph 20, 21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12317-112629 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6850294&loc=d3e12355-112629 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Cost of the investment. + References No definition available. + Details
Name: | us-gaap_InvestmentOwnedAtCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of fixed assets that an Entity acquires in a noncash (or part noncash) acquisition. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_PaymentsToAcquireProductiveAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The maximum number of shares (or other type of equity) that have been approved for issuance in the equity-based payment transaction. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6406099&loc=d3e25284-112666 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSharesApprovedForIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodValuePurchaseOfAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration