XML 77 R56.htm IDEA: XBRL DOCUMENT
v3.21.1

Shares Issued for Equity Financing and Stock Compensation (Details) - USD ($) |  |  |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 24, 2020 | Mar. 09, 2020 | Nov. 22, 2019 | Oct. 10, 2019 | Sep. 28, 2020 | Mar. 16, 2020 | Apr. 15, 2019 | Feb. 13, 2019 | Dec. 31, 2020 | Dec. 31, 2019
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate shares |  |  |  |  |  |  | 2,359,272 |  |  |
Par value (in Dollars per share) |  |  |  |  |  |  |  |  | $ 0.001 | $ 0.001
Gross proceeds (in Dollars) |  |  |  |  |  |  | $ 1,887,417 |  |  |
Sale of stock, description |  |  |  | the Company entered an investment banking engagement agreement with an investment banker firm to engage them as the exclusive lead underwriter for a registered securities offering of up to $20 million. The Company shall pay to the investment banker an equity retainer fee of 15,000 shares (post-reverse stock split) of the restricted Common Stock of the Company (10,000 shares was issued within 10 business days of signing the agreement, and remaining 5,000 shares will be paid upon completion of the offering). The agreement expired in March 2021. |  |  | The Shares were sold to the Purchasers at a negotiated purchase price of $0.80 per share, for gross proceeds to the Company of $1,887,417, before deducting $200,000 in placement agent fees and other estimated offering expenses payable by the Company. |  |  |
Purchase price per warrant (in Dollars per share) |  |  |  |  |  |  | $ 0.80 |  |  |
Warrant to purchase of shares |  |  |  |  |  |  | 0.75 |  |  |
Warrants to purchase of common stock share |  |  |  |  |  |  | 1,769,454 |  |  |
Issuance of exercise price (in Dollars per share) |  |  |  |  |  |  | $ 0.9365 |  |  |
Placement warrants, description |  |  |  |  |  |  | H.C. Wainwright & Co., LLC acted as the Company’s exclusive placement agent in connection with the offerings under the Purchase Agreement and received cash fee of 7% of the gross proceeds received by the Company from the offerings (or $132,119), up to $75,000 for certain expenses, $10,000 for clearing expenses and warrants to purchase the Company’s Common Stock in an amount equal to 7% of our Shares sold to the Purchasers in the offerings, or 165,149 shares of Common Stock, on substantially the same terms as the Warrants, except that the Placement Agent Warrants have an initial exercise price of $1.00 per share, are exercisable commencing on the later of (i) six months of the issuance date or (ii) the date on which the Company increases the number of its authorized shares, and expire on April 15, 2024. |  |  |
Gross proceeds of the offerings (in Dollars) |  |  |  |  |  |  | $ 132,119 |  |  |
Volatility |  |  |  |  |  |  | 100.00% |  |  |
Risk-free interest rate |  |  |  |  |  |  | 2.41% |  |  |
Dividend yield |  |  |  |  |  |  | 0.00% |  |  |
Fair value of warrants (in Dollars) |  |  |  |  |  |  | $ 75,901 |  |  |
Warrants exercised |  |  |  |  |  |  |  |  | 375,454 |
Warrants split in common share |  |  |  |  |  |  |  |  | 205,421 |
Shares issued for equity financing | 265,250 |  |  |  | 265,250 |  |  |  |  |
Purchase price of shares | 132,000 |  |  |  | 133,250 |  |  |  |  |
Purchase price per share (in Dollars per share) | $ 2.15 |  |  |  | $ 2.34 |  |  |  |  |
Net proceeds (in Dollars) |  |  |  |  |  |  |  |  | $ 497,187 |
Public offering shares | 265,250 |  |  |  |  |  |  |  |  |
First Exchange Agreement [Member] |  |  |  |  |  |  |  |  |  |
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Exchange ratio, description |  |  | the Company, with an exchange ratio of 1 share of October Warrant Stock for 0.5 shares of common stock, |  |  |  |  |  |  |
Second Exchange Agreement [Member] |  |  |  |  |  |  |  |  |  |
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Exchange ratio, description |  |  | the Company, with an exchange ratio of 1 share of April Warrant Stock for 0.6 shares of common stock |  |  |  |  |  |  |
Private Placement [Member] |  |  |  |  |  |  |  |  |  |
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate shares |  |  |  |  |  |  |  | 1,600,000 |  |
Par value (in Dollars per share) |  |  |  |  |  |  |  | $ 0.001 |  |
Sale price per share (in Dollars per share) |  |  |  |  |  |  |  | $ 10.13 |  |
Gross proceeds (in Dollars) |  |  |  |  |  |  |  | $ 1,620,800 |  |
Estimated life |  |  |  |  |  |  | 5 years |  |  |
Investor Warrants [Member] |  |  |  |  |  |  |  |  |  |
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Estimated life |  |  |  |  |  |  | 5 years 6 months |  |  |
Fair value of warrants (in Dollars) |  |  |  |  |  |  | $ 855,246 |  |  |
Board of Director [Member] |  |  |  |  |  |  |  |  |  |
Shares Issued for Equity Financing and Stock Compensation (Details) [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate shares |  |  |  |  |  | 3,333 |  |  |  |
Fair value of shares (in Dollars) |  | $ 10,999 |  |  |  |  |  |  |  |

X
- Definition Exchange Ratio Description. + References No definition available. + Details
Name: | creg_ExchangeRatioDescription
Namespace Prefix: | creg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair Value Of Warrants. + References No definition available. + Details
Name: | creg_FairValueOfWarrants
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Issuance of Exercise Price. + References No definition available. + Details
Name: | creg_IssuanceOfExercisePrice
Namespace Prefix: | creg_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of market price of net proceed. + References No definition available. + Details
Name: | creg_MarketPriceOfNetProceed
Namespace Prefix: | creg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Placement Warrants Description. + References No definition available. + Details
Name: | creg_PlacementWarrantsDescription
Namespace Prefix: | creg_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition The number of warrants exercised. + References No definition available. + Details
Name: | creg_WarrantsExercised
Namespace Prefix: | creg_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrants Price Per Share. + References No definition available. + Details
Name: | creg_WarrantsPricePerShare
Namespace Prefix: | creg_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warrants To Purchase Of Common Stock Share. + References No definition available. + Details
Name: | creg_WarrantsToPurchaseOfCommonStockShare
Namespace Prefix: | creg_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face amount or stated value per share of common stock. + 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(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of units sold in a public offering of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB Topic 4.F) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187171-122770 + Details
Name: | us-gaap_PartnersCapitalAccountUnitsSoldInPublicOffering
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOrSaleOfEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Cash received on stock transaction after deduction of issuance costs. + References No definition available. + Details
Name: | us-gaap_SaleOfStockConsiderationReceivedOnTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Description of stock transaction which may include details of the offering (IPO, private placement), a description of the stock sold, percentage of subsidiary's or equity investee's stock sold, a description of the investors and whether the stock was issued in a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569655-111683 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 + Details
Name: | us-gaap_SaleOfStockDescriptionOfTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The estimated measure of the percentage by which a share price is expected to fluctuate during a period. Volatility also may be defined as a probability-weighted measure of the dispersion of returns about the mean. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iv) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.D.2) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per share or per unit amount of equity securities issued. + References No definition available. + Details
Name: | us-gaap_SharesIssuedPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of new stock issued during the period. + 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(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 4: 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(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares of stock issued attributable to transactions classified as other. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number 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_StockIssuedDuringPeriodSharesPurchaseOfAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: 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(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: 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(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Description of the stock split arrangement. Also provide the retroactive effect given by a stock split that occurs after the balance date but before the release of financial statements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 4.C) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187143-122770 + Details
Name: | us-gaap_StockholdersEquityNoteStockSplit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | creg_AgreementAxis=creg_FirstExchangeAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | creg_AgreementAxis=creg_SecondExchangeAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=creg_InvestorWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_BoardOfDirectorsChairmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |