2.4.0.82402404 - Disclosure - Fair Value (Valuation Techniques) (Details)truefalseIn Thousands, unless otherwise specifiedfalse1false falsefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageInterestRateLockAgreementsMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00numberStandardhttp://www.xbrl.org/2003/instancepurexbrli02false falsefalseD2012Q4YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageInterestRateLockAgreementsMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2012-01-01T00:00:002012-12-31T00:00:00numberStandardhttp://www.xbrl.org/2003/instancepurexbrli01false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse1false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageInterestRateLockAgreementsMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseMortgage interest rate lock agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageInterestRateLockAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Mortgage interest rate lock agreements | Discounted cash flow2true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]3false 5fmfc_FairValueInputsPullThroughRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.85000.8500falsefalsefalse2truetruefalse0.85000.8500falsefalsefalsenum:percentItemTypepureFair Value Inputs, Pull Through RatesNo definition available.false0Pull through rates4false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageInterestRateLockAgreementsMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseMortgage interest rate lock agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageInterestRateLockAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Mortgage interest rate lock agreements | Discounted cash flow | Weighted Average5true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]6false 5fmfc_FairValueInputsPullThroughRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.85000.8500falsefalsefalse2truetruefalse0.85000.8500falsefalsefalsenum:percentItemTypepureFair Value Inputs, Pull Through RatesNo definition available.false0Pull through rates7false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse5false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageForwardSaleAgreementsMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseMortgage forward sale agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageForwardSaleAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Mortgage forward sale agreements | Consensus pricing8true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]9false 5fmfc_FairValueInputsPullThroughRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.85000.8500falsefalsefalse2truetruefalse0.85000.8500falsefalsefalsenum:percentItemTypepureFair Value Inputs, Pull Through RatesNo definition available.false0Pull through rates10false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse7false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageForwardSaleAgreementsMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseMortgage forward sale agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageForwardSaleAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Mortgage forward sale agreements | Consensus pricing | Weighted Average11true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]12false 5fmfc_FairValueInputsPullThroughRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.85000.8500falsefalsefalse2truetruefalse0.85000.8500falsefalsefalsenum:percentItemTypepureFair Value Inputs, Pull Through RatesNo definition available.false0Pull through rates13false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse9false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_us-gaap_InterestRateSwapMember_us-gaap_RangeAxis_us-gaap_MinimumMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseInterest rate swapus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_InterestRateSwapMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMinimumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Interest rate swap | Discounted cash flow | Minimum14true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]15false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00220.0022falsefalsefalse2truetruefalse0.00310.0031falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)16false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse11false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_us-gaap_InterestRateSwapMember_us-gaap_RangeAxis_us-gaap_MaximumMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseInterest rate swapus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_InterestRateSwapMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMaximumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Interest rate swap | Discounted cash flow | Maximum17true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]18false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.01460.0146falsefalsefalse2truetruefalse0.00830.0083falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)19false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse13false truefalseD2013Q2YTD_us-gaap_DerivativeInstrumentRiskAxis_us-gaap_InterestRateSwapMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseInterest rate swapus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_InterestRateSwapMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Interest rate swap | Discounted cash flow | Weighted Average20true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]21false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00430.0043falsefalsefalse2truetruefalse0.00520.0052falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)22false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse15false truefalseD2013Q2YTD_us-gaap_FairValueByAssetClassAxis_us-gaap_CollateralizedDebtObligationsMember_us-gaap_RangeAxis_us-gaap_MinimumMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseCollateralized debt obligationsus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CollateralizedDebtObligationsMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMinimumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Collateralized debt obligations | Discounted cash flow | Minimum23true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]24false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.14000.1400falsefalsefalse2truetruefalse0.15000.1500falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)25false 5fmfc_FairValueInputsDefaultRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00250.0025falsefalsefalse2truetruefalse0.00250.0025falsefalsefalsenum:percentItemTypepureFair Value Inputs, Default RatesNo definition available.false0Default rates26false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse17false truefalseD2013Q2YTD_us-gaap_FairValueByAssetClassAxis_us-gaap_CollateralizedDebtObligationsMember_us-gaap_RangeAxis_us-gaap_MaximumMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseCollateralized debt obligationsus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CollateralizedDebtObligationsMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMaximumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Collateralized debt obligations | Discounted cash flow | Maximum27true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]28false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.19000.1900falsefalsefalse2truetruefalse0.20000.2000falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)29false 5fmfc_FairValueInputsDefaultRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00590.0059falsefalsefalse2truetruefalse0.00980.0098falsefalsefalsenum:percentItemTypepureFair Value Inputs, Default RatesNo definition available.false0Default rates30false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse19false truefalseD2013Q2YTD_us-gaap_FairValueByAssetClassAxis_us-gaap_CollateralizedDebtObligationsMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387duration2013-01-01T00:00:002013-06-30T00:00:00falsefalseCollateralized debt obligationsus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CollateralizedDebtObligationsMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMembernumberStandardhttp://www.xbrl.org/2003/instancepurexbrli0nanafalse0Collateralized debt obligations | Discounted cash flow | Weighted Average31true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]32false 5us-gaap_FairValueInputsDiscountRateus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.16270.1627falsefalsefalse2truetruefalse0.17300.1730falsefalsefalsenum:percentItemTypepureInterest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false0Discount rate (percent)33false 5fmfc_FairValueInputsDefaultRatesfmfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truetruefalse0.00310.0031falsefalsefalse2truetruefalse0.00450.0045falsefalsefalsenum:percentItemTypepureFair Value Inputs, Default RatesNo definition available.false0Default rates34false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse21false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_ImpairedLoansMember_us-gaap_RangeAxis_us-gaap_MinimumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseImpaired loansus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_ImpairedLoansMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMinimumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Impaired loans | Consensus pricing | Minimum35true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]36false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse10000001000USD$falsetruefalse2truefalsefalse10000001000USD$falsetruefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal37false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse23false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_ImpairedLoansMember_us-gaap_RangeAxis_us-gaap_MaximumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseImpaired loansus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_ImpairedLoansMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMaximumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Impaired loans | Consensus pricing | Maximum38true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]39false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse698000000698000USD$falsefalsefalse2truefalsefalse956000000956000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal40false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse25false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_ImpairedLoansMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseImpaired loansus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_ImpairedLoansMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Impaired loans | Consensus pricing | Weighted Average41true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]42false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse7600000076000USD$falsefalsefalse2truefalsefalse9600000096000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal43false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse27false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_LoanForeclosuresMember_us-gaap_RangeAxis_us-gaap_MinimumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLoan foreclosuresus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_LoanForeclosuresMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMinimumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Loan foreclosures | Consensus pricing | Minimum44true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]45false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse50000005000USD$falsefalsefalse2truefalsefalse20000002000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal46false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse29false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_LoanForeclosuresMember_us-gaap_RangeAxis_us-gaap_MaximumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLoan foreclosuresus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_LoanForeclosuresMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMaximumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Loan foreclosures | Consensus pricing | Maximum47true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]48false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse153000000153000USD$falsefalsefalse2truefalsefalse292000000292000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal49false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse31false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_LoanForeclosuresMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLoan foreclosuresus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_LoanForeclosuresMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Loan foreclosures | Consensus pricing | Weighted Average50true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]51false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse4100000041000USD$falsefalsefalse2truefalsefalse9700000097000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal52false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse33false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_OtherRealEstateMember_us-gaap_RangeAxis_us-gaap_MinimumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseOther real estateus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_OtherRealEstateMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMinimumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MinimumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Other real estate | Consensus pricing | Minimum53true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]54false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse20000002000USD$falsefalsefalse2truefalsefalse10000001000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal55false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse35false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_OtherRealEstateMember_us-gaap_RangeAxis_us-gaap_MaximumMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseOther real estateus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_OtherRealEstateMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseMaximumus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MaximumMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Other real estate | Consensus pricing | Maximum56true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]57false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse212000000212000USD$falsefalsefalse2truefalsefalse631000000631000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal58false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse37false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_OtherRealEstateMember_us-gaap_RangeAxis_us-gaap_WeightedAverageMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseOther real estateus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_OtherRealEstateMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberfalsefalseWeighted Averageus-gaap_RangeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_WeightedAverageMemberus-gaap_RangeAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Other real estate | Consensus pricing | Weighted Average59true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]60false 5fmfc_FairValueInputsMarketConditionsAdjustmentsfmfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse5700000057000USD$falsefalsefalse2truefalsefalse9500000095000USD$falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Inputs, Market Conditions AdjustmentsNo definition available.false2Adjustments for market conditions since appraisal61false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse39false USDtruefalse$I2013Q2_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageInterestRateLockAgreementsMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseMortgage interest rate lock agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageInterestRateLockAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Level 3 | Mortgage interest rate lock agreements | Discounted cash flow62true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]63false 5us-gaap_AssetsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse3000030USD$falsefalsefalse2truefalsefalse8600086USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Assets, Fair Value64false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse41false USDtruefalse$I2013Q2_us-gaap_DerivativeInstrumentRiskAxis_fmfc_MortgageForwardSaleAgreementsMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseMortgage forward sale agreementsus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_MortgageForwardSaleAgreementsMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Level 3 | Mortgage forward sale agreements | Consensus pricing65true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]66false 5us-gaap_LiabilitiesFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse4500045USD$falsefalsefalse2truefalsefalse105000105USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Liabilities, Fair Value67false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse43false USDtruefalse$I2013Q2_us-gaap_DerivativeInstrumentRiskAxis_us-gaap_InterestRateSwapMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseInterest rate swapus-gaap_DerivativeInstrumentRiskAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_InterestRateSwapMemberus-gaap_DerivativeInstrumentRiskAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Level 3 | Interest rate swap | Discounted cash flow68true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]69false 5us-gaap_LiabilitiesFairValueDisclosureus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse15650001565USD$falsefalsefalse2truefalsefalse24840002484USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Liabilities, Fair Value70false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse45false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_us-gaap_CollateralizedDebtObligationsMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_ValuationTechniqueAxis_fmfc_DiscountedCashFlowValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseCollateralized debt obligationsus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_CollateralizedDebtObligationsMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseDiscounted cash flowus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_DiscountedCashFlowValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Level 3 | Collateralized debt obligations | Discounted cash flow71true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]72false 5us-gaap_AssetsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse10700001070USD$falsefalsefalse2truefalsefalse946000946USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Assets, Fair Value73false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse47false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_ImpairedLoansMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_FairValueByMeasurementFrequencyAxis_us-gaap_FairValueMeasurementsNonrecurringMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseNonrecurringus-gaap_FairValueByMeasurementFrequencyAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueMeasurementsNonrecurringMemberus-gaap_FairValueByMeasurementFrequencyAxisexplicitMemberfalsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseImpaired loansus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_ImpairedLoansMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Nonrecurring | Level 3 | Impaired loans | Consensus pricing74true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]75false 5us-gaap_AssetsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse1570000015700USD$falsefalsefalse2truefalsefalse2081500020815USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Assets, Fair Value76false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse49false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_LoanForeclosuresMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_FairValueByMeasurementFrequencyAxis_us-gaap_FairValueMeasurementsNonrecurringMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseNonrecurringus-gaap_FairValueByMeasurementFrequencyAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueMeasurementsNonrecurringMemberus-gaap_FairValueByMeasurementFrequencyAxisexplicitMemberfalsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseLoan foreclosuresus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_LoanForeclosuresMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Nonrecurring | Level 3 | Loan foreclosures | Consensus pricing77true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]78false 5us-gaap_AssetsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse10480001048USD$falsefalsefalse2truefalsefalse25620002562USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Assets, Fair Value79false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse51false USDtruefalse$I2013Q2_us-gaap_FairValueByAssetClassAxis_fmfc_OtherRealEstateMember_us-gaap_FairValueByFairValueHierarchyLevelAxis_us-gaap_FairValueInputsLevel3Member_us-gaap_FairValueByMeasurementFrequencyAxis_us-gaap_FairValueMeasurementsNonrecurringMember_us-gaap_ValuationTechniqueAxis_us-gaap_MarketApproachValuationTechniqueMemberhttp://www.sec.gov/CIK0000320387instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseNonrecurringus-gaap_FairValueByMeasurementFrequencyAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueMeasurementsNonrecurringMemberus-gaap_FairValueByMeasurementFrequencyAxisexplicitMemberfalsefalseLevel 3us-gaap_FairValueByFairValueHierarchyLevelAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FairValueInputsLevel3Memberus-gaap_FairValueByFairValueHierarchyLevelAxisexplicitMemberfalsefalseOther real estateus-gaap_FairValueByAssetClassAxisxbrldihttp://xbrl.org/2006/xbrldifmfc_OtherRealEstateMemberus-gaap_FairValueByAssetClassAxisexplicitMemberfalsefalseConsensus pricingus-gaap_ValuationTechniqueAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_MarketApproachValuationTechniqueMemberus-gaap_ValuationTechniqueAxisexplicitMemberusdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse0Nonrecurring | Level 3 | Other real estate | Consensus pricing80true 4us-gaap_FairValueInputsAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Fair Value Inputs [Abstract]81false 5us-gaap_AssetsFairValueDisclosureus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse62030006203USD$falsetruefalse2truefalsefalse1277100012771USD$falsetruefalsexbrli:monetaryItemTypemonetaryThis element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 false2Assets, Fair ValuefalseFair Value (Valuation Techniques) (Details) (USD $)ThousandsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.mfbank.com/role/FairValueValuationTechniquesDetails281