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v2.4.1.9

Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2015 | Jul. 01, 2014 | Jul. 01, 2013
Life Insurance Benefits [Member] |  |  |  |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |  |  |  |
Benefit plan expense | $ 12 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis = us-gaap_DefinedBenefitPostretirementLifeInsuranceMember | $ (1)us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis = us-gaap_DefinedBenefitPostretirementLifeInsuranceMember | $ 16 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis = us-gaap_DefinedBenefitPostretirementLifeInsuranceMember |  |  |  |  |  |  |
Accrued interest payable and other liabilities Total | 216 us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent / us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis = us-gaap_DefinedBenefitPostretirementLifeInsuranceMember | 204 us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent / us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis = us-gaap_DefinedBenefitPostretirementLifeInsuranceMember |  |  |  |  |  |  |  |
401 (k) plan [Member] |  |  |  |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |  |  |  |
Percentage of amount allowable under federal tax regulations | 25.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_FourZeroOneKPlanMember |  |  |  |  |  |  |  |  |
Percentage of compensation contributed under federal tax regulations | 8.00%us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_FourZeroOneKPlanMember |  |  |  |  |  |  |  |  |
Benefit plan expense | 28 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_FourZeroOneKPlanMember | 27 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_FourZeroOneKPlanMember | 33 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_FourZeroOneKPlanMember |  |  |  |  |  |  |
Salary Continuation Agreement [Member] |  |  |  |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |  |  |  |
Benefit plan expense | 12 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember | 12 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember | 47 us-gaap_PensionAndOtherPostretirementBenefitExpense / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember |  |  |  |  |  |  |
Accrued interest payable and other liabilities Total | 247 us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember | 260 us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember |  |  |  |  |  |  |  |
Annual benefit for 20 years | 25 cfbk_DefinedBenefitPlanAnnualCostOrChange / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = cfbk_SalaryContinuationPlanMember |  |  |  |  |  |  |  |  |
Duration of Annual benefit | 20 years |  |  |  |  |  |  |  |  |
Multi-employer pension plan [Member] |  |  |  |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |  |  |  |
Unfunded liability |  |  |  | 192 cfbk_DefinedBenefitPlanUnfundedLiability / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 35 cfbk_DefinedBenefitPlanUnfundedLiability / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 192 cfbk_DefinedBenefitPlanUnfundedLiability / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember |  |  |  |
CFBank's contributions |  |  |  | 49 us-gaap_PensionAndOtherPostretirementBenefitContributions / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 80 us-gaap_PensionAndOtherPostretirementBenefitContributions / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember |  |  |  |  |
Funded status |  |  |  |  |  |  |  |  | 96.51%us-gaap_DefinedBenefitPlanFundedPercentage / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 82.95%us-gaap_DefinedBenefitPlanFundedPercentage / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember
Total contributions made to Pentegra DB Plan |  |  |  |  |  | 136,478 us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 196,473 us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember |  |  |
Percentage of amount allowable under federal tax regulations |  |  |  |  |  | 5.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember | 5.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember |  |  |
Multi-employer pension plan [Member] | Scenario, Forecast [Member] |  |  |  |  |  |  |  |  |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |  |  |  |  |  |  |  |  |
CFBank's contributions |  |  |  |  |  |  |  | $ 64 us-gaap_PensionAndOtherPostretirementBenefitContributions / us-gaap_MultiemployerPlanTypeAxis = us-gaap_MultiemployerPlansPensionMember / us-gaap_StatementScenarioAxis = us-gaap_ScenarioForecastMember |  |

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- Definition Defined Benefit Plan Annual Cost or Change + References No definition available. + Details
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Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Defined Benefit Plan Estimated Annual Benefits Payment Period + References No definition available. + Details
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Balance Type: | na
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- Definition Defined Benefit Plan Unfunded Liability + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Plan assets of a defined benefit plan, as a percentage of projected benefit obligation. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanFundedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration

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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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Balance Type: | na
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- Definition The amount of cash or cash equivalents contributed during the reporting period by the entity to fund its pension plans and its non-pension postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The amount of pension and other (such as medical, dental and life insurance) postretirement benefit costs recognized during the period for (1) defined benefit plans (periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss) on assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments) and for (2) defined contribution plans (to the extent that a plan's defined contributions to an individual's account are to be made for periods in which that individual renders services, the net cost for a period is the contribution called for in that period; if a plan calls for contributions for periods after an individual retires or terminates, the estimated cost is accrued during the employee's service period). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 + Details
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- Definition This represents the entire liability recognized in the balance sheet that is associated with the defined benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.15) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2417-114920 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2410-114920 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=21915240&loc=d3e1703-114919 + Details
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- Details
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