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Note 9 - Pension and Other Postretirement Benefit Plans (Details) (USD $) | 3 Months Ended
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Mar. 31, 2015
Directors' Plan [Member] |
Note 9 - Pension and Other Postretirement Benefit Plans (Details) [Line Items] |
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year | $ 300,000 us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = ffic_DirectorsPlanMember
Defined Benefit Plan, Contributions by Employer | 40,000 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = ffic_DirectorsPlanMember
Other Postretirement Benefit Plan [Member] |
Note 9 - Pension and Other Postretirement Benefit Plans (Details) [Line Items] |
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year | 200,000 us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Defined Benefit Plan, Contributions by Employer | $ 23,000 us-gaap_DefinedBenefitPlanContributionsByEmployer / us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis = us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember

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- Definition The increase in the fair value of plan assets from contributions made by the employer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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