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v2.4.1.9

Fair Value Measurements, Quantitative Information (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2015 | Dec. 31, 2014
Impaired Loans [Member] | Discounted Cash Flows [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | $ 488 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | $ 230 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Valuation Technique(s) | Discounted Cash Flows | Discounted Cash Flows
Probability of Default (in hundredths) | 0.00%us-gaap_FairValueInputsProbabilityOfDefault / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | 0.00%us-gaap_FairValueInputsProbabilityOfDefault / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Impaired Loans [Member] | Discounted Cash Flows [Member] | Minimum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Change in interest rates (in hundredths) | 0.00%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | 0.00%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Impaired Loans [Member] | Discounted Cash Flows [Member] | Maximum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Change in interest rates (in hundredths) | 5.50%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | 5.50%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Impaired Loans [Member] | Discounted Cash Flows [Member] | Weighted Average [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Probability of Default (in hundredths) | 0.00%us-gaap_FairValueInputsProbabilityOfDefault / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | 0.00%us-gaap_FairValueInputsProbabilityOfDefault / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Change in interest rates (in hundredths) | 0.98%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember | 1.99%czfs_FairValueInputsChangeInInterestRates / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_DiscountedCashFlowsMember
Impaired Loans [Member] | Appraised Collateral Values [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | 8,534 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 8,494 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Valuation Technique(s) | Appraised Collateral Values | Appraised Collateral Values
Impaired Loans [Member] | Appraised Collateral Values [Member] | Minimum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 0.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 0.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 4.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 4.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 0 months | 0 months
Impaired Loans [Member] | Appraised Collateral Values [Member] | Maximum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 30.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 30.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 10.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 10.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 18 months | 18 months
Impaired Loans [Member] | Appraised Collateral Values [Member] | Weighted Average [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 22.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 22.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 9.07%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 8.55%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_ImpairedLoansMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 12 months | 15 months
Other Real Estate Owned [Member] | Appraised Collateral Values [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | $ 1,773 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | $ 1,792 us-gaap_AssetsFairValueDisclosure / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Valuation Technique(s) | Appraised Collateral Values | Appraised Collateral Values
Other Real Estate Owned [Member] | Appraised Collateral Values [Member] | Minimum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 0.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 0.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 4.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 4.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 0 months | 0 months
Other Real Estate Owned [Member] | Appraised Collateral Values [Member] | Maximum [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 20.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 20.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 10.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 10.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 18 months | 18 months
Other Real Estate Owned [Member] | Appraised Collateral Values [Member] | Weighted Average [Member] |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Discount for time since appraisal (in hundredths) | 20.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 20.00%us-gaap_FairValueInputsComparabilityAdjustments / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Selling costs (in hundredths) | 9.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember | 9.00%czfs_FairValueInputsSellingCosts / us-gaap_FairValueByAssetClassAxis = czfs_OtherRealEstateOwnedMember / us-gaap_RangeAxis = us-gaap_WeightedAverageMember / us-gaap_ValuationTechniqueAxis = czfs_AppraisedCollateralValuesMember
Holding period | 12 months | 12 months

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References 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=36462937&loc=d3e19207-110258 + Details
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- Definition Percentage of adjustment to the observed price for a similar asset or liability when an identical transaction does not exist, used as an input to measure fair value. + References 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=36462937&loc=d3e19207-110258 + Details
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- Definition Percentage of likelihood a loan will not be repaid and instead default, used as an input to measure fair value. + References 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=36462937&loc=d3e19207-110258 + Details
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