XML 40 R49.htm IDEA: XBRL DOCUMENT v3.19.3

Loans (Details 5) - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	$ 282,425	$ 271,886
Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	216,066	206,908
Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	15,928	15,113
Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	3,757	2,919
Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	852	677
Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	91	63
Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	63,279	63,278
Pass [Member] | Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Pass [Member] | Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	15,243	14,445
Pass [Member] | Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	3,757	2,919
Pass [Member] | Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	852	677
Pass [Member] | Nonresidential real estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	28,990	31,700
Pass [Member] | Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	91	63
Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	1,777	1,093
Special Mention [Member] | Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	894	1,093
Special Mention [Member] | Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Special Mention [Member] | Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Special Mention [Member] | Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Special Mention [Member] | Nonresidential real estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	746
Special Mention [Member] | Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	10,880	11,915
Substandard [Member] | Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	8,683	10,215
Substandard [Member] | Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	685	668
Substandard [Member] | Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Substandard [Member] | Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Substandard [Member] | Nonresidential real estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	683	713
Substandard [Member] | Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Nonresidential real estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Doubtful [Member] | Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	206,489	195,600
Not Rated [Member] | Residential real estate One- to four-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	206,489	195,600
Not Rated [Member] | Residential real estate Multi-family [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Not Rated [Member] | Residential real estate Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Not Rated [Member] | Land [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Not Rated [Member] | Nonresidential real estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Not Rated [Member] | Automobile [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Farm [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	3,157	2,295
Farm [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	2,848	1,985
Farm [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Farm [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	309	310
Farm [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Farm [Member] | Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Commercial and industrial [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	1,584	1,910
Commercial and industrial [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Commercial and industrial [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	491	7
Commercial and industrial [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Commercial and industrial [Member] | Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Loans on deposits [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	1,415	1,470
Loans on deposits [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	1,415	1,470
Loans on deposits [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Loans on deposits [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Loans on deposits [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Loans on deposits [Member] | Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Home Equity [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	8,214	7,603
Home Equity [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	8,053	7,603
Home Equity [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	137
Home Equity [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	24
Home Equity [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Home Equity [Member] | Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Unsecured [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	451	508
Unsecured [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	446	506
Unsecured [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Unsecured [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment	5	2
Unsecured [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment
Unsecured [Member] | Not Rated [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans Receivable, Recorded Investment

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_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix:	us-gaap_
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 http://asc.fasb.org/extlink&oid=118952595&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:	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:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_AutomobilesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
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:	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:	us-gaap_InternalCreditAssessmentAxis=kffb_NotRatedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=kffb_FarmMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=kffb_CommercialsAndIndustrialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=kffb_LoansOnDepositsMember
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_FinancialInstrumentAxis=kffb_UnsecuredLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: