XML 43 R33.htm IDEA: XBRL DOCUMENT
v3.22.1

Loans Receivable (Details) - Schedule of analysis performed, the risk category of loans by class of loans - USD ($) $ in Thousands | Mar. 31, 2022 | Jun. 30, 2021
--- | --- | ---
Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | $ 262,495 | $ 289,122
Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 906 | 1,559
Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 7,479 | 8,843
Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
One-to Four-Family [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 203,430 | 217,485
One-to Four-Family [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 199 | 596
One-to Four-Family [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 5,715 | 6,044
One-to Four-Family [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Multi-Family [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 13,024 | 19,135
Multi-Family [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Multi-Family [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 274 | 646
Multi-Family [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Construction [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 1,891 | 5,433
Construction [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Construction [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Construction [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Land [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 1,097 | 1,308
Land [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Land [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Land [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Farm [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 1,566 | 1,960
Farm [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Farm [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 273 | 274
Farm [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Nonresidential Real Estate [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 31,449 | 32,748
Nonresidential Real Estate [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 707 | 924
Nonresidential Real Estate [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 1,090 | 1,820
Nonresidential Real Estate [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Commercial Nonmortgage [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 1,032 | 2,259
Commercial Nonmortgage [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Commercial Nonmortgage [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Commercial Nonmortgage [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Loans on Deposits [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 891 | 1,129
Loans on Deposits [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Loans on Deposits [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Loans on Deposits [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Home Equity [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 7,540 | 7,044
Home Equity [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  | 39
Home Equity [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 122 | 52
Home Equity [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Automobiles [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 71 | 75
Automobiles [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Automobiles [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Automobiles [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Unsecured [Member] | Pass [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 504 | 546
Unsecured [Member] | Special Mention [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |
Unsecured [Member] | Substandard [Member] |  |
Residential real estate: |  |
Loans receivable, gross | 5 | 7
Unsecured [Member] | Doubtful [Member] |  |
Residential real estate: |  |
Loans receivable, gross |  |

X
- References No definition available. + Details
Name: | kffb_ResidentialRealEstateAbstract00000000000000
Namespace Prefix: | kffb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_DoubtfulMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_ResidentialRealEstateOneToFourFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_ResidentialRealEstateMultiFamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_ResidentialRealEstateConstructionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=us-gaap_LandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_FarmMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_NonresidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_CommercialNonmortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_LoansOnDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=us-gaap_AutomobilesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | kffb_ResidentialRealEstateFamilyAxis=kffb_UnsecuredMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |