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Derivative Hedging Instruments - Summary of Interest Rate Swap Transactions (Detail) (USD $) | 12 Months Ended
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Dec. 31, 2014
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Net Exposure, Notional Amount | $ 0 invest_DerivativeNotionalAmount
Net Exposure, Impact of a 1 basis point change in interest rates | 0.00%fcza_DerivativeEffectOfOneBasisPointChangeInInterestRate
Derivative Financial Instruments, Assets [Member] |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Net Exposure, Notional Amount | 29,060,000 invest_DerivativeNotionalAmount / us-gaap_FairValueByAssetClassAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember
Weighted Average Rate Received(Paid) | 5.47%us-gaap_DerivativeAverageSwaptionInterestRate / us-gaap_FairValueByAssetClassAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember
Net Exposure, Impact of a 1 basis point change in interest rates | 19.00%fcza_DerivativeEffectOfOneBasisPointChangeInInterestRate / us-gaap_FairValueByAssetClassAxis = us-gaap_DerivativeFinancialInstrumentsAssetsMember
Repricing Frequency | Monthly
Derivative Financial Instruments, Liabilities [Member] |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Net Exposure, Notional Amount | $ (29,060,000)invest_DerivativeNotionalAmount / us-gaap_FairValueByLiabilityClassAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Weighted Average Rate Received(Paid) | (5.47%)us-gaap_DerivativeAverageSwaptionInterestRate / us-gaap_FairValueByLiabilityClassAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Net Exposure, Impact of a 1 basis point change in interest rates | (19.00%)fcza_DerivativeEffectOfOneBasisPointChangeInInterestRate / us-gaap_FairValueByLiabilityClassAxis = us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Repricing Frequency | Monthly

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- Definition Derivative effect of one basis point change in interest rate. + References No definition available. + Details
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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Average fixed interest rate that will be received or paid upon exercise of a group of interest rate swaption contracts. + References No definition available. + Details
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- Details
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