XML 52 R36.htm IDEA: XBRL DOCUMENT
v3.24.1

Securities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Securities [Abstract] |
Amortized Cost And Fair Value Of Available-For-Sale Securities Portfolio |
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
December 31, 2023 |  |  |  |  |  |  |  |  |  |  |
Corporate debt | $ | 9,980 |  | $ | - |  | $ | 2,880 |  | $ | 7,100
Issued by U.S. government-sponsored entities and agencies: |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  | 1,007 |  |  | - |  |  | 19 |  |  | 988
Mortgage-backed securities - residential |  | 4 |  |  | - |  |  | - |  |  | 4
Total | $ | 10,991 |  | $ | - |  | $ | 2,899 |  | $ | 8,092
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
December 31, 2022 |  |  |  |  |  |  |  |  |  |  |
Corporate debt | $ | 9,978 |  | $ | - |  | $ | 2,478 |  | $ | 7,500
Issued by U.S. government-sponsored entities and agencies: |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  | 3,025 |  |  | - |  |  | 100 |  |  | 2,925
Mortgage-backed securities - residential |  | 17 |  |  | - |  |  | - |  |  | 17
Total | $ | 13,020 |  | $ | - |  | $ | 2,578 |  | $ | 10,442
Securities Classified By Maturity Date |
|  | December 31, 2023 |  | December 31, 2022
|  | Amortized Cost |  | Fair Value |  | Amortized Cost |  | Fair Value
Due in one year or less |  | $ | 1,007 |  | $ | 988 |  | $ | 2,001 |  | $ | 1,961
Due from one to five years |  |  | - |  |  | - |  |  | 1,024 |  |  | 964
Due from five to ten years |  |  | 9,980 |  |  | 7,100 |  |  | 9,978 |  |  | 7,500
Mortgage-backed securities - residential |  |  | 4 |  |  | 4 |  |  | 17 |  |  | 17
Total |  | $ | 10,991 |  | $ | 8,092 |  | $ | 13,020 |  | $ | 10,442
Fair Value Of Securities Pledged |
| At December 31,
| 2023 |  | 2022 |  | 2021
Pledged as collateral for: |  |  |  |  |  |  |  |
FHLB advances | $ | 497 |  | $ | 967 |  | $ | 1,016
Public deposits |  | 492 |  |  | 479 |  |  | 501
Mortgage banking derivatives |  | - |  |  | - |  |  | 1,504
Total | $ | 989 |  | $ | 1,446 |  | $ | 3,021
Securities With Unrealized Losses |
December 31, 2023 |  | Less than 12 Months |  | 12 Months or More |  | Total
Description of Securities |  | Fair Value |  | Unrealized Loss |  | Fair Value |  | Unrealized Loss |  | Fair Value |  | Unrealized Loss
Corporate debt |  | $ | - |  | $ | - |  | $ | 7,100 |  | $ | 2,880 |  | $ | 7,100 |  | $ | 2,880
Issued by U.S. government-sponsored entities and agencies: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  |  | - |  |  | - |  |  | 988 |  |  | 19 |  |  | 988 |  |  | 19
Mortgage-backed securities - residential (1) |  |  | 1 |  |  | - |  |  | 3 |  |  | - |  |  | 4 |  |  | -
Total temporarily impaired |  | $ | 1 |  | $ | - |  | $ | 8,091 |  | $ | 2,899 |  | $ | 8,092 |  | $ | 2,899
(1)Unrealized loss is less than $1 resulting in rounding to zero.
December 31, 2022 |  | Less than 12 Months |  | 12 Months or More |  | Total
Description of Securities |  | Fair Value |  | Unrealized Loss |  | Fair Value |  | Unrealized Loss |  | Fair Value |  | Unrealized Loss
Corporate debt |  | $ | - |  | $ | - |  | $ | 7,500 |  | $ | 2,478 |  | $ | 7,500 |  | $ | 2,478
Issued by U.S. government-sponsored entities and agencies: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury |  |  | 1,482 |  |  | 19 |  |  | 1,443 |  |  | 81 |  |  | 2,925 |  |  | 100
Mortgage-backed securities - residential (1) |  |  | 17 |  |  | - |  |  | - |  |  | - |  |  | 17 |  |  | -
Total temporarily impaired |  | $ | 1,499 |  | $ | 19 |  | $ | 8,943 |  | $ | 2,559 |  | $ | 10,442 |  | $ | 2,578
(1)Unrealized loss is less than $1 resulting in rounding to zero.

X
- Definition Fair value of securities pledged. + References No definition available. + Details
Name: | cfbk_FairValueOfSecuritiesPledgedTableTextBlock
Namespace Prefix: | cfbk_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-9 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479081/326-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-6 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479106/326-30-50-4 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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