XML 43 R31.htm IDEA: XBRL DOCUMENT
v3.23.2

Stockholders’ Equity (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Stockholders’ Equity [Abstract] |
Schedule of Summary of the Activities of Warrants That Were Issued From Equity Financing | Following is a summary of the activities of warrants that were issued from equity financing for the six months ended June 30, 2023
|  | Number of Warrants |  |  | Average Exercise Price |  |  | Weighted Average Remaining Contractual Term in Years |
Outstanding at January 1, 2023 |  |  | 30,411 |  |  | $ | 14.0 |  |  |  | 1.21 |
Exercisable at January 1, 2023 |  |  | 30,411 |  |  | $ | 14.0 |  |  |  | 1.21 |
Granted |  |  | - |  |  |  | - |  |  |  | - |
Exchanged |  |  | - |  |  |  | - |  |  |  | - |
Forfeited |  |  | - |  |  |  | - |  |  |  | - |
Expired |  |  | - |  |  |  | - |  |  |  | - |
Outstanding at June 30, 2023 |  |  | 30,411 |  |  | $ | 14.0 |  |  |  | 0.71 |
Exercisable at June 30, 2023 |  |  | 30,411 |  |  | $ | 14.0 |  |  |  | 0.71 |

X
- Definition Schedule of warrant activity. + References No definition available. + Details
Name: | creg_ScheduleOfShareBasedCompensationStockWarrantsActivityTableTextBlock
Namespace Prefix: | creg_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

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