XML 20 R8.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Restricted Cash | 3 Months Ended
--- | ---
Mar. 31, 2016
Restricted Cash [Abstract] |
RESTRICTED CASH | 3. RESTRICTED CASH Restricted cash is held by the banks as collateral to issue bank acceptances and bank loans. The Company endorses bank acceptances to vendors as payment of its obligations. Most of the bank acceptances have maturities of less than six (6) months. As of March 31, 2016 and December 31, 2015, the Company had restricted cash of $0.87 million and $1.13 million.

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

X
- Definition The entire disclosure represents cash and cash items which are restricted as to withdrawal or usage. The provisions of any restrictions are described in a note to the financial statements. + References No definition available. + Details
Name: | creg_RestrictedCashTextBlockTextBlockTextBlock
Namespace Prefix: | creg_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration