Income Taxes - Significant Components of Deferred Tax Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Deferred tax assets:
Loan loss reserves	$ 6,028	$ 6,190
Postretirement benefits	1,042	1,066
Depreciation	663ucfc_DeferredTaxAssetsDepreciation	625ucfc_DeferredTaxAssetsDepreciation
Other real estate owned valuation	435	498
Tax credits carryforward	617	513
Unrealized loss on securities available for sale	229	2,324
Interest on nonaccrual loans	914	943
Net operating loss carryforward	22,311	24,027
Purchase accounting adjustment	84	82
Accrued bonuses	189	459
Other	475us-gaap_DeferredTaxAssetsOther	279us-gaap_DeferredTaxAssetsOther
Deferred tax assets	32,987us-gaap_DeferredTaxAssetsNet	37,006us-gaap_DeferredTaxAssetsNet
Deferred tax liabilities:
Deferred loan fees	313ucfc_DeferredTaxLiabilitiesLoanFees	321ucfc_DeferredTaxLiabilitiesLoanFees
Federal Home Loan Bank stock dividends	4,585	4,585
Mortgage servicing rights	1,863	1,917
FHLB prepayment penalty	1,298	1,332
Postretirement benefits accrual	493	493
Prepaid expenses	164	201
Deferred tax liabilities	8,716us-gaap_DeferredIncomeTaxLiabilities	8,849us-gaap_DeferredIncomeTaxLiabilities
Net deferred tax asset	$ 24,271us-gaap_DeferredTaxAssetsLiabilitiesNet	$ 28,157us-gaap_DeferredTaxAssetsLiabilitiesNet

Deferred tax assets depreciation.

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Deferred tax assets purchase accounting changes in year.

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Deferred tax assets tax interest on non accrual loans.

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Deferred tax assets tax other real estate owned valuation.

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Deferred tax liabilities federal home loan bank stock dividends.

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- Definition

Deferred tax liabilities loan fees.

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- Definition

Deferred tax liability postretirement benefits accrual.

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- Definition

Federal home loan bank advances general debt obligations disclosures prepayment penalty amount if prepaid.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences.

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-Publisher FASB

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-Glossary Deferred Tax Liability

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

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The tax effect as of the balance sheet date of the amount of future tax deductions arising from all unused tax credit carryforwards which have been reduced by a valuation allowance.

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-Glossary Carryforwards

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee bonuses.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from postretirement benefits.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the provision for loan losses.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses on available-for-sale securities.

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Amount of deferred tax liability attributable to taxable temporary differences from mortgage servicing rights.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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No definition available.

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