XML 30 R37.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Regulatory Order Considerations (Narrative) (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 20, 2012 | Mar. 31, 2013 | Dec. 31, 2012
Regulatory Order Considarations [Abstract] |  |  |
Core capital |  | 8.00% |
Risk-based capital |  | 12.00% | 12.00%
Brokered Deposits |  | $ 27,760 |
Unpledged securities and deposits in other financial institutions |  | 18,781 |
Rights offering |  | 18,000 |
Offering to a group of standby purchasers |  | 4,500 |
Description of reverse stock split |  | Under the terms of the rights offering, all holders of the Company's common stock as of the record date, June 14, 2012, received, at no charge, one subscription right for each share of common stock held as of the record date, which was after the 1 for 5 reverse stock split effective May 4, 2012. |
Number of shares the holder has the right to purchase |  | 14.5329 |
Common stock, subscription price |  | 1.50 |
Rights offering available to the public, price |  | $ 1.50 |
Rights offering expiration date |  | Jul. 16, 2012 |
Unsubscribed shares issuing beginning date |  | Jul. 17, 2012 |
Amount of shares standby purchasers agreed to purchase |  | 3,000,000 |
Price per share of shares standby purchasers agreed to purchase |  | $ 1.50 |
Purchase of shares of common stock upon the receipt, minimum |  | 13,500 |
Sales of common stock | 15,000,000 | 15,935,417 | 15,936,417
Common stock price per share | $ 1.50 |  |
Proceeds from sale of common stock | 22,500 | (11) |
Expenses for issuance of stock | 2,279 |  |
Redemption of the TARP obligations |  | 3,000 |
Capital contribution |  | $ 13,500 |

X
- Definition Brokered Deposits + References No definition available. + Details
Name: | cfbk_BrokeredDeposits
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Capital Required By Terms Of Cf Bank Order, Ratio + References No definition available. + Details
Name: | cfbk_CapitalRequiredByTermsOfCfBankOrderRatio
Namespace Prefix: | cfbk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class of warrant or rights date from which warrants or rights expired. + References No definition available. + Details
Name: | cfbk_ClassOfWarrantOrRightsDateFromWhichWarrantsOrRightsExpired
Namespace Prefix: | cfbk_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common Stock Issue Price Per Share + References No definition available. + Details
Name: | cfbk_CommonStockIssuePricePerShare
Namespace Prefix: | cfbk_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Core capital. + References No definition available. + Details
Name: | cfbk_CoreCapital
Namespace Prefix: | cfbk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Each subscription right offering entitled the holder to purchase. + References No definition available. + Details
Name: | cfbk_EachSubscriptionRightOfferingEntitledHolderToPurchase
Namespace Prefix: | cfbk_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Minimum amount of subscription from right offering. + References No definition available. + Details
Name: | cfbk_MinimumAmountOfSubscriptionFromRightOffering
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Offering to a group of standby purchasers. + References No definition available. + Details
Name: | cfbk_OfferingToGroupOfStandbyPurchasers
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payments For Investments In Banking Subsidiary + References No definition available. + Details
Name: | cfbk_PaymentsForInvestmentsInBankingSubsidiary
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Public Offering Of Unsubscribed Shares Beginning Date + References No definition available. + Details
Name: | cfbk_PublicOfferingOfUnsubscribedSharesBeginningDate
Namespace Prefix: | cfbk_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | instant

X
- Definition Redemption of Trouble Asset Relief Program Obligations + References No definition available. + Details
Name: | cfbk_RedemptionOfTroubleAssetReliefProgramObligations
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | cfbk_RegulatoryOrderConsidarationsAbstract
Namespace Prefix: | cfbk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rights offering. + References No definition available. + Details
Name: | cfbk_RightsOffering
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Standby purchasers entitled to acquire. + References No definition available. + Details
Name: | cfbk_StandbyPurchasersEntitledToAcquire
Namespace Prefix: | cfbk_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Standby purchasers entitled to acquire, purchase price. + References No definition available. + Details
Name: | cfbk_StandbyPurchasersEntitledToAcquirePurchasePrice
Namespace Prefix: | cfbk_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unpledged securities and deposits in other financial institutions. + References No definition available. + Details
Name: | cfbk_UnpledgedSecuritiesAndDepositsInOtherFinancialInstitutions
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The exercise price of each class of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 4 -Article 4 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
Name: | us-gaap_CommonStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18, 19, 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 19 -Subparagraph a -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Price of a single share of a number of saleable stocks of a company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 54 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -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=6959260&loc=d3e187143-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section C + Details
Name: | us-gaap_StockholdersEquityReverseStockSplit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration