XML 59 R49.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Loans, Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | $ 14,693 | $ 12,187
Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 12,386 | 9,244
Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 1,458 | 2,242
None [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 849 | 701
Real Estate Loans [Member] | Mortgages [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,891 | 2,961
Real Estate Loans [Member] | Mortgages [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,891 | 2,961
Real Estate Loans [Member] | Mortgages [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Real Estate Loans [Member] | Home Equity [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 119 | 121
Real Estate Loans [Member] | Home Equity [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 119 | 121
Real Estate Loans [Member] | Home Equity [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Real Estate Loans [Member] | Commercial [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,485 | 1,135
Real Estate Loans [Member] | Commercial [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,485 | 1,135
Real Estate Loans [Member] | Commercial [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Real Estate Loans [Member] | Agricultural [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,608 | 2,670
Real Estate Loans [Member] | Agricultural [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 2,608 | 2,670
Real Estate Loans [Member] | Agricultural [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Real Estate Loans [Member] | Construction [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 4,283 | 2,357
Real Estate Loans [Member] | Construction [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 4,283 | 2,357
Real Estate Loans [Member] | Construction [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Consumer [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 849 | 701
Consumer [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Consumer [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Consumer [Member] | None [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 849 | 701
Other Commercial Loans [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 1,028 | 1,750
Other Commercial Loans [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Other Commercial Loans [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 1,028 | 1,750
Other Agricultural Loans [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 430 | 492
Other Agricultural Loans [Member] | Real Estate [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | 0 | 0
Other Agricultural Loans [Member] | Business Assets [Member] |  |
Amortized Cost Basis of Collateral-Dependent Nonaccrual Loans [Abstract] |  |
Financing Receivable, Nonaccrual | $ 430 | $ 492

X
- References No definition available. + Details
Name: | czfs_AmortizedCostBasisOfCollateralDependentNonaccrualLoansAbstract
Namespace Prefix: | czfs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (2) -Publisher SEC Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-7 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_RealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=czfs_BusinessAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=czfs_NoneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=czfs_RealEstateLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=czfs_AgriculturalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=czfs_OtherAgriculturalLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |