XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Loans (Narrative) (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2016 USD ($) loan | Jun. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) loan | Jun. 30, 2015 USD ($) loan | Dec. 31, 2015 USD ($)
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Loans | $ 324,364 |  | $ 324,364 |  | $ 297,064
Cash payments of interest | 84 | $ 84 | 161 | $ 166 |
Loans 90 days or more past due and still accruing interest |  |  |  |  |
Number of days of default payment |  |  | 90 days |  |
Total TDR's | 4,999 |  | $ 4,999 |  | 5,276
Allocated specific reserves to modified TDRs | 28 |  | 28 |  | 20
Commitment to lend additional amounts | $ 0 |  | $ 0 |  | 0
Number of loans modified as a TDR | loan | 0 |  | 0 |  |
Number of TDRs in payment default | loan |  |  | 1 | 0 |
Recorded investment of loans undergoing modifications, not TDRs | $ 10,408 | 4,575 | $ 10,408 | $ 4,575 |
Accruing TDR's | 4,666 |  | $ 4,666 |  | $ 4,920
Period of timely payments before reversion to accruing status |  |  | 6 months |  |
Northpointe [Member] | Mortgage Purchase Program Member [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Percent of loans risk rated for capital adequacy |  |  | 100.00% |  |
Percent of participation agreement interest |  |  |  |  | 95.00%
Ownership interest in each loan it participates |  |  | 5.00% |  |
Home Equity Lines of Credit [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Total TDR's |  | 9 |  | $ 9 |
Number of loans modified as a TDR | loan |  |  |  | 1 |
Single-Family Residential [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Total TDR's |  | $ 9 |  | $ 9 |
Number of loans modified as a TDR | loan |  |  |  | 1 |
Single-Family Residential [Member] | Northpointe [Member] | Mortgage Purchase Program Member [Member] |  |  |  |  |
Accounts Notes And Loans Receivable [Line Items] |  |  |  |  |
Loans | $ 44,218 |  | $ 44,218 |  | $ 43,517

X
- Definition Allocated specific reserves to modified TDRs. + References No definition available. + Details
Name: | cfbk_AllocatedSpecificReservesToModifiedTdrs
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Loans Modified Not Troubled Debt Restructurings Recorded Investment + References No definition available. + Details
Name: | cfbk_LoansModifiedNotTroubledDebtRestructuringsRecordedInvestment
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans Participation Agreement Percentage + References No definition available. + Details
Name: | cfbk_LoansParticipationAgreementPercentage
Namespace Prefix: | cfbk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Days Of Default Payment + References No definition available. + Details
Name: | cfbk_NumberOfDaysOfDefaultPayment
Namespace Prefix: | cfbk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Ownership Interest In Each Loan + References No definition available. + Details
Name: | cfbk_OwnershipInterestInEachLoan
Namespace Prefix: | cfbk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent Of Loans Held Risk Rated For Capital Adequacy + References No definition available. + Details
Name: | cfbk_PercentOfLoansHeldRiskRatedForCapitalAdequacy
Namespace Prefix: | cfbk_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Trouble debt restructuring accrual financial receivables. + References No definition available. + Details
Name: | cfbk_TroubleDebtRestructuringAccrualFinancialReceivables
Namespace Prefix: | cfbk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Troubled Debt Restructurings, Minimum Timely Payments Required Before Reversion To Accruing Status + References No definition available. + Details
Name: | cfbk_TroubledDebtRestructuringsMinimumTimelyPaymentsRequiredBeforeReversionToAccruingStatus
Namespace Prefix: | cfbk_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
Name: | us-gaap_FinancingReceivableModificationsRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18794-111554 + Details
Name: | us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 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 210.9-03.7) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetReportedAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=cfbk_NorthpointeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ParticipatingMortgageLoansAxis=us-gaap_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=cfbk_RealEstateMortgageResidentialSingleFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |