XML 57 R46.htm IDEA: XBRL DOCUMENT
v3.25.1

LOANS RECEIVABLE - Schedule of Loans Receivable (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Jun. 30, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | $ 5,850,449 |  | $ 5,850,449 |  | $ 5,748,750
Unaccreted yield adjustments | (4,274) |  | (4,274) |  | (15,963)
Loans receivable | 5,846,175 |  | 5,846,175 |  | 5,732,787
Originated more than five years before current fiscal year, writeoff |  |  | 1,081 |  | 6,421
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 372 | $ 293 | 1,081 | $ 6,753 | 10,276
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 3,391
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 464
Revolving loans, writeoff |  |  | 0 |  | 0
Commercial |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 4,036,426 |  | 4,036,426 |  | 3,945,910
Commercial | Multi-family mortgage |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 2,733,406 |  | 2,733,406 |  | 2,645,851
Originated more than five years before current fiscal year, writeoff |  |  | 0 |  | 398
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 35 | 0 | 389 | 398
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 0
Revolving loans, writeoff |  |  | 0 |  | 0
Commercial | Nonresidential mortgage |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 988,074 |  | 988,074 |  | 948,075
Originated more than five years before current fiscal year, writeoff |  |  | 830 |  | 5,975
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 332 | 253 | 830 | 5,975 | 5,975
Originated current fiscal year, writeoff |  |  | 0 |  |
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  |
Originated two years before current fiscal year, writeoff |  |  | 0 |  |
Originated three years before current fiscal year, writeoff |  |  | 0 |  |
Originated four years before current fiscal year, writeoff |  |  | 0 |  |
Revolving loans, writeoff |  |  | 0 |  |
Commercial | Commercial business |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 140,224 |  | 140,224 |  | 142,747
Originated more than five years before current fiscal year, writeoff |  |  | 242 |  | 11
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 40 | 5 | 242 | 352 | 3,866
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 3,391
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 464
Revolving loans, writeoff |  |  | 0 |  | 0
Commercial | Construction |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 174,722 |  | 174,722 |  | 209,237
Originated more than five years before current fiscal year, writeoff |  |  | 0 |  | 0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | 0 | 0 | 0
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 0
Revolving loans, writeoff |  |  | 0 |  | 0
Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 1,761,465 |  | 1,761,465 |  | 1,756,051
Originated more than five years before current fiscal year, writeoff |  |  | 2 |  | 37
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | 2 | 37 | 37
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 0
Revolving loans, writeoff |  |  | 0 |  | 0
Consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 52,558 |  | 52,558 |  | 46,789
Consumer | Home equity loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 49,699 |  | 49,699 |  | 44,104
Originated more than five years before current fiscal year, writeoff |  |  | 2 |  | 0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | 0 | 0 | 2 | 0 | 0
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 0
Revolving loans, writeoff |  |  | 0 |  | 0
Consumer | Other consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, before allowance for credit loss, fee and loan in process | 2,859 |  | 2,859 |  | 2,685
Originated more than five years before current fiscal year, writeoff |  |  | 5 |  | 0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff | $ 0 | $ 0 | 5 | $ 0 | 0
Originated current fiscal year, writeoff |  |  | 0 |  | 0
Originated fiscal year before current fiscal year, writeoff |  |  | 0 |  | 0
Originated two years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated three years before current fiscal year, writeoff |  |  | 0 |  | 0
Originated four years before current fiscal year, writeoff |  |  | 0 |  | 0
Revolving loans, writeoff |  |  | $ 0 |  | $ 0

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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 40 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481628/310-20-40-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 + Details
Name: | us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481990/310-10-45-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 + Details
Name: | us-gaap_FinancingReceivableBeforeAllowanceForCreditLossAndFee
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479344/326-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3B -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable that can be withdrawn, repaid, and redrawn. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestRevolvingWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481598/310-20-45-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-4 Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 3 -SubTopic 20 -Topic 310 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481569/310-20-50-3 + Details
Name: | us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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