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Securities (Details 2) (USD $) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Amortized Cost |  |
One to five years | $ 1,932,000 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveAmortizedCostBasis |
Residential mortgage-backed | 14,578,000 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost |
Total | 16,510,000 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis |
Fair Value |  |
One to five years | 1,957,000 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue |
Residential mortgage-backed | 15,118,000 us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue |
Total | 17,075,000 us-gaap_AvailableForSaleSecuritiesDebtSecurities |
Securities pledged | 1,200,000 us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral | 9,400,000 us-gaap_AvailableForSaleSecuritiesPledgedAsCollateral
Securities of any one issuer, other than U.S. Government, greater than 10% of shareholders equity | 0 byfc_AvailableForSaleSecuritiesOfAnyOneIssuerGreaterThanTenPercentOfShareholdersEquity | 0 byfc_AvailableForSaleSecuritiesOfAnyOneIssuerGreaterThanTenPercentOfShareholdersEquity
Shareholders equity representing a concentration risk for any one securities investment (as a percent) | 10.00%byfc_ShareholdersEquityPercentageRepresentingConcentrationRiskForSecuritiesInvestment |
Purchase of available for sale securities | 10,463,000 us-gaap_PaymentsToAcquireAvailableForSaleSecurities |
Sales of securities | $ 0 us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds | $ 0 us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds

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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition Amount after adjustments of available-for-sale debt securities at cost, maturing in the second through fifth rolling twelve months following the latest balance sheet. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition The fair value of available-for-sale securities that serve as collateral for borrowings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5086-111524 + Details
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