XML 67 R51.htm IDEA: XBRL DOCUMENT v3.19.1

Long Term Investment (Details) ¥ in Millions	1 Months Ended		12 Months Ended
	Jul. 18, 2013 USD ($) Projects	Jun. 25, 2013 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Jul. 18, 2013 CNY (¥)	Jun. 25, 2013 CNY (¥)
HYREF Fund [Member]
Long Term Investment (Textual)
Investment cost	$ 830,000				¥ 5
Subscribed amount of initial capital contribution	$ 10,810,000				¥ 75
Number of investments | Projects	3
Term of investment	6 years
Xi'an TCH [Member]
Long Term Investment (Textual)
Original investment by subsidiary		$ 650,000				¥ 4
Profit distribution percentage		20.00%
Percentage of owned fund	16.30%				16.30%
Equity based investment loss | $			$ 176,481	$ 258,817
Xi'an TCH [Member] | Ownership Interest [Member]
Long Term Investment (Textual)
Profit distribution percentage		40.00%
Xi'an TCH [Member] | HYREF Fund [Member]
Long Term Investment (Textual)
Cost method investments	$ 10,810,000				¥ 75
China Orient Asset Management Co., Ltd [Member] | HYREF Fund [Member]
Long Term Investment (Textual)
Original investment by subsidiary	46,670,000				280
Hongyuan Recycling Energy Investment Management Beijing Co., Ltd [Member]
Long Term Investment (Textual)
Registered capital		$ 1,600,000				¥ 10
HongyuanHuifu [Member]
Long Term Investment (Textual)
Profit distribution percentage		80.00%
HongyuanHuifu [Member] | Xi'an TCH [Member]
Long Term Investment (Textual)
Subscribed amount of initial capital contribution	16,670,000				100
Zhonghong [Member]
Long Term Investment (Textual)
Total fund capital contribution	$ 75,000,000				¥ 460

X

- Definition

Term of investment.

+ References

No definition available.

+ Details

Name:	creg_InvestmentsTerm
Namespace Prefix:	creg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	creg_LongTermInvestmentTextualsAbstract
Namespace Prefix:	creg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of investments.

+ References

No definition available.

+ Details

Name:	creg_NumberOfInvestments
Namespace Prefix:	creg_
Data Type:	xbrli:integerItemType
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

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

Percentage Of Owned Fund.

+ References

No definition available.

+ Details

Name:	creg_PercentagedOfOwnedFund
Namespace Prefix:	creg_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Registered Capital.

+ References

No definition available.

+ Details

Name:	creg_RegisteredCapital
Namespace Prefix:	creg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Subscribed Amount Of Initial Capital Contribution

+ References

No definition available.

+ Details

Name:	creg_SubscribedAmountOfInitialCapitalContribution
Namespace Prefix:	creg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Total fund capital contribution.

+ References

No definition available.

+ Details

Name:	creg_TotalFundCapitalContribution
Namespace Prefix:	creg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount, after adjustment, of cost-method investment. Adjustments include, but are not limited to, dividends received in excess of earnings after date of investment that are considered a return of investment and other than temporary impairments.

+ References

No definition available.

+ Details

Name:	us-gaap_CostMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(12))
-URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(10))
-URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13)(f))
-URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599

Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570

+ Details

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

X

- Definition

Cost of the investment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=99383244&loc=d3e12121-115841

+ Details

Name:	us-gaap_InvestmentOwnedAtCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	creg_InvestmentFundAxis=creg_HyrefFundMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	creg_LimitedPartnersAxis=creg_XianTchLimitedPartnerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PartnerTypeOfPartnersCapitalAccountAxis=us-gaap_OtherOwnershipInterestMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	creg_LimitedPartnersAxis=creg_ChinaOrientAssetManagementCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=creg_HongyuanRecyclingEnergyInvestmentManagementCoLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=creg_HongyuanHuifuMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=creg_ZhonghongMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: