XML 55 R45.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Securities - Amortized Cost and Fair Value of Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | --- | ---
Securities, held-to-maturity, Amortized Cost | $ 74,413 |  |  |  |  |
Securities held-to-maturity, Fair Value | 64,337 |  | $ 62,550 |  |  |
Securities held-to-maturity, Gross Unrecognized Losses | 10,076 |  | 12,261 |  |  |
Securities held-to-maturity, Allowance for credit losses | (1,079) | $ (1,087) | (1,100) | $ (1,085) | $ (986) | $ (862)
Securities held-to-maturity | 73,334 |  | 73,711 |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 967,095 |  |  |  |  |
Securities, available-for-sale, Unallocated portfolio layer basis adjustments | (5,504) |  |  |  |  |
Securities available-for-sale | 961,591 |  | 826,881 |  |  |
Securities, available-for-sale, Fair Value | 869,556 |  | 735,357 |  |  |
Securities available for sale, Gross Unrealized Gains | 210 |  | 5 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 97,749 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses | 92,245 |  | 91,529 |  |  |
Other Securities [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 1,434 |  |  |  |  |
Securities available-for-sale |  |  | 1,516 |  |  |
Securities, available-for-sale, Fair Value | 1,434 |  | 1,516 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 0 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 0 |  |  |
US Government Agencies Debt Securities [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 83,339 |  |  |  |  |
Securities available-for-sale |  |  | 83,720 |  |  |
Securities, available-for-sale, Fair Value | 81,290 |  | 81,103 |  |  |
Securities available for sale, Gross Unrealized Gains | 151 |  | 2 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 2,200 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 2,619 |  |  |
Corporate Debt Securities [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 173,095 |  |  |  |  |
Securities available-for-sale |  |  | 146,430 |  |  |
Securities, available-for-sale, Fair Value | 150,602 |  | 131,766 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 22,493 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 14,664 |  |  |
US States and Political Subdivisions Debt Securities [Member] |  |  |  |  |  |
Securities, held-to-maturity, Amortized Cost | 66,548 |  | 66,936 |  |  |
Securities held-to-maturity, Fair Value | 57,326 |  | 55,561 |  |  |
Securities held-to-maturity, Gross Unrecognized Losses | 9,222 |  | 11,375 |  |  |
Mutual Fund Debt Securities [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 11,346 |  |  |  |  |
Securities available-for-sale |  |  | 11,211 |  |  |
Securities, available-for-sale, Fair Value | 11,346 |  | 11,211 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 0 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 0 |  |  |
Collateralized Debt Obligations [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 262,471 |  |  |  |  |
Securities available-for-sale |  |  | 129,684 |  |  |
Securities, available-for-sale, Fair Value | 258,973 |  | 125,478 |  |  |
Securities available for sale, Gross Unrealized Gains | 58 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 3,556 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 4,206 |  |  |
Other Debt Obligations |  |  |  |  |  |
Securities, held-to-maturity, Amortized Cost | 66,548 |  | 66,936 |  |  |
Securities held-to-maturity, Fair Value | 57,326 |  | 55,561 |  |  |
Securities held-to-maturity, Gross Unrecognized Losses | 9,222 |  | 11,375 |  |  |
Collateralized Mortgage Backed Securities |  |  |  |  |  |
Securities, held-to-maturity, Amortized Cost | 7,865 |  | 7,875 |  |  |
Securities held-to-maturity, Fair Value | 7,011 |  | 6,989 |  |  |
Securities held-to-maturity, Gross Unrecognized Losses | 854 |  | 886 |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 435,410 |  |  |  |  |
Securities available-for-sale |  |  | 454,320 |  |  |
Securities, available-for-sale, Fair Value | 365,911 |  | 384,283 |  |  |
Securities available for sale, Gross Unrealized Gains | 1 |  | 3 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 69,500 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 70,040 |  |  |
REMIC and CMO [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 168,675 |  |  |  |  |
Securities available-for-sale |  |  | 175,712 |  |  |
Securities, available-for-sale, Fair Value | 140,161 |  | 148,414 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 28,514 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 27,298 |  |  |
GNMA [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 8,861 |  |  |  |  |
Securities available-for-sale |  |  | 9,193 |  |  |
Securities, available-for-sale, Fair Value | 7,079 |  | 7,317 |  |  |
Securities available for sale, Gross Unrealized Gains | 1 |  | 3 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 1,783 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 1,879 |  |  |
FNMA [Member] |  |  |  |  |  |
Securities, held-to-maturity, Amortized Cost | 7,865 |  | 7,875 |  |  |
Securities held-to-maturity, Fair Value | 7,011 |  | 6,989 |  |  |
Securities held-to-maturity, Gross Unrecognized Losses | 854 |  | 886 |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 165,064 |  |  |  |  |
Securities available-for-sale |  |  | 172,690 |  |  |
Securities, available-for-sale, Fair Value | 141,717 |  | 148,265 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 23,347 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 24,425 |  |  |
FHLMC [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 92,810 |  |  |  |  |
Securities available-for-sale |  |  | 96,725 |  |  |
Securities, available-for-sale, Fair Value | 76,954 |  | 80,287 |  |  |
Securities available for sale, Gross Unrealized Gains | 0 |  | 0 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | 15,856 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | 16,438 |  |  |
Available for Sale Securities Excluding Mortgage Backed Securities [Member] |  |  |  |  |  |
Securities available-for-sale, Amortized Cost excluding portfolio layer adjustments | 531,685 |  |  |  |  |
Securities available-for-sale |  |  | 372,561 |  |  |
Securities, available-for-sale, Fair Value | 503,645 |  | 351,074 |  |  |
Securities available for sale, Gross Unrealized Gains | 209 |  | 2 |  |  |
Securities available-for-sale, Gross Unrealized Losses excluding portfolio layer adjustments | $ 28,249 |  |  |  |  |
Securities available for sale, Gross Unrealized Losses |  |  | $ 21,489 |  |  |

X
- Definition Amount, before tax and portfolio layer basis adjustments of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References No definition available. + Details
Name: | ffic_DebtSecuritiesAvailableForSaleAccumulatedGrossUnrealizedLossExcludingPortfolioLayerBasisAdjustmentsBeforeTax
Namespace Prefix: | ffic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest and portfolio layer adjustments, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References No definition available. + Details
Name: | ffic_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAndPortfolioLayerAdjustments
Namespace Prefix: | ffic_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of portfolio basis layer adjustments of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References No definition available. + Details
Name: | ffic_DebtSecuritiesAvailableForSaleExcludingAccruedInterestPortfolioLayerAdjustments
Namespace Prefix: | ffic_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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/2003/role/disclosureRef -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 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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/2003/role/disclosureRef -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 + Details
Name: | us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost excluding accrued interest, after allowance for credit loss, 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 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount excluding accrued interest, 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 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479130/326-30-45-1 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity). + 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 + Details
Name: | us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount excluding accrued interest, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). + 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 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 + Details
Name: | us-gaap_DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount excluding accrued interest, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity). + 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_DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 + Details
Name: | us-gaap_HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 + Details
Name: | us-gaap_HeldToMaturitySecuritiesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_OtherSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_USStatesAndPoliticalSubdivisionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_MutualFundDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CollateralizedDebtObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_OtherDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_REMICAndCMOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_GNMAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_FNMAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_FHLMCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=ffic_AvailableForSaleSecuritiesExcludingMortgageBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |