XML 59 R48.htm IDEA: XBRL DOCUMENT
v3.25.3

Loans - Composition of Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Net unamortized premiums and unearned loan fees | $ 12,148 | $ 10,097
Total loans, net of fees and costs excluding portfolio layer basis adjustments | 6,668,912 | 6,747,873
Unallocated portfolio layer basis adjustments | 1,421 | (2,025)
Total loans, net of fees and costs | 6,670,333 | 6,745,848
Multi-family residential |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 2,442,555 | 2,527,222
Commercial real estate |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 1,960,009 | 1,973,124
One-to-four family - mixed- use property |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 482,933 | 511,222
One-to-four family - residential |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 335,592 | 244,282
Construction |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 51,638 | 60,399
Total loans, net of fees and costs excluding portfolio layer basis adjustments | 51,527 | 60,114
Small Business Administration |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | 11,439 | 19,925
Commercial business and other |  |
Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss [Abstract] |  |
Loans before allowance for credit losses, fee and costs | $ 1,372,598 | $ 1,401,602

X
- Definition Amortized cost excluding accrued interest, after portfolio layer basis adjustments, of financing receivable. Excludes net investment in lease. + References No definition available. + Details
Name: | ffic_FinancingReceivableExcludingAccruedInterestAfterPortfolioLayerBasisAdjustments
Namespace Prefix: | ffic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of portfolio layer basis adjustments, of financing receivable. Excludes net investment in lease. + References No definition available. + Details
Name: | ffic_FinancingReceivableExcludingAccruedInterestPortfolioLayerBasisAdjustments
Namespace Prefix: | ffic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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 Amortized cost excluding accrued interest, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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=ffic_MultiFamilyResidentialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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