XML 71 R59.htm IDEA: XBRL DOCUMENT
v3.19.1

Refundable Deposits from Customers for Systems Leasing (Details) - USD ($) | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Pucheng and Shengqiu [Member] |  |
Refundable Deposit from Customers for Systems Leasing (Textual) |  |
Balance of refundable deposits from customers | $ 1,032,097 | $ 1,086,591

X
- References No definition available. + Details
Name: | creg_RefundDepositFromCustomersForSystemsLeasingAbstract
Namespace Prefix: | creg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.8,17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_SecurityDeposit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_SaleLeasebackTransactionDescriptionAxis=creg_PuchengShenqiuAndYidaSystemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |