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Interest-Bearing Deposits - Summary of Interest-Bearing Deposits (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Banking and Thrift [Abstract] |  |
Demand | $ 179,388 us-gaap_DemandDepositAccounts | $ 168,113 us-gaap_DemandDepositAccounts
Statement and Passbook Savings | 318,859 us-gaap_DepositsSavingsDeposits | 303,037 us-gaap_DepositsSavingsDeposits
Certificates of Deposit: In excess of $100 | 53,669 us-gaap_TimeDeposits100000OrMore | 66,561 us-gaap_TimeDeposits100000OrMore
Certificates of Deposit : Other | 139,531 fcza_OtherTimeDeposits | 139,586 fcza_OtherTimeDeposits
Individual Retirement Accounts | 26,770 fcza_TimeDepositIndividualRetirementAccounts | 30,202 fcza_TimeDepositIndividualRetirementAccounts
Total | $ 718,217 us-gaap_InterestBearingDepositLiabilities | $ 707,499 us-gaap_InterestBearingDepositLiabilities

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- Definition Other Time Deposits + References No definition available. + Details
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- Definition Time Deposit Individual Retirement Accounts + References No definition available. + Details
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- Details
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- Definition The amount of money in accounts that may bear interest and that the depositor is entitled to withdraw at any time without prior notice. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The aggregate of all domestic and foreign interest-bearing deposit liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 9 + Details
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- Definition The aggregate amount of domestic and foreign time deposit liabilities (including certificates of deposits, individual retirement accounts and open accounts) in denominations of $100,000 or more. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6479006&loc=d3e64164-112818 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Industry Guide -Number 3 -Section V -Paragraph A -Subparagraph 4 + Details
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