XML 77 R68.htm IDEA: XBRL DOCUMENT
v3.23.1

FEDERAL HOME LOAN BANK AND FEDERAL RESERVE BANK ADVANCES AND OTHER BORROWINGS - Schedule of Federal Home Loan Bank Advances (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 30, 2027 | Sep. 30, 2025 | Jun. 30, 2019 | Mar. 31, 2023 | Dec. 31, 2022
Summary of Federal Home Loan Bank advances |  |  |  |  |
Federal Home Loan Bank (“FHLB”) and Federal Reserve Bank (“FRB”) advances |  |  |  | $ 182,530,000 | $ 142,530,000
Long-term debt, gross |  |  |  | 249,830,000 | 214,939,000
Banks available and unused portion of borrowing agreement |  |  |  | 213,372,000 | 256,773,000
Maximum month-end amounts outstanding |  |  |  | 182,530,000 | 157,530,000
Senior Notes - Variable Rate due June 2031 | Revolving Credit Facility |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Maximum borrowing capacity |  |  |  | 5,000,000 |
Advances from FHLB |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
FHLB Advances, Maturity 2023 |  |  |  | 157,000,000 | 117,000,000
FHLB Advances, Maturity 2024 |  |  |  | 20,530,000 | 20,530,000
FHLB Advances, Maturity 2025 |  |  |  | 5,000,000 | 5,000,000
Federal Home Loan Bank (“FHLB”) and Federal Reserve Bank (“FRB”) advances |  |  |  | 182,530,000 | 142,530,000
FHLB advances |  |  |  | $ 1,017,535,000 | $ 984,878,000
Weighted-average interest rate (as a percent) |  |  |  | 4.55% | 4.09%
Advances from FHLB | Minimum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Range of Stated Rates , 2023 (as a percent) |  |  |  | 1.43% | 1.43%
Range of Stated Rates , 2024 (as a percent) |  |  |  | 0.00% | 0.00%
Range of Stated Rates , 2025 (as a percent) |  |  |  | 1.45% | 1.45%
Advances from FHLB | Maximum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Range of Stated Rates , 2023 (as a percent) |  |  |  | 4.92% | 4.31%
Range of Stated Rates , 2024 (as a percent) |  |  |  | 1.45% | 1.45%
Range of Stated Rates , 2025 (as a percent) |  |  |  | 1.45% | 1.45%
Senior Notes |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Long-term debt, gross |  |  |  | $ 67,300,000 | $ 72,409,000
Unamortized debt issuance costs |  |  |  | (783,000) | (841,000)
Senior Notes | Senior Notes, due 2034 |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Long-term debt, gross |  |  |  | $ 18,083,000 | $ 23,250,000
Senior Notes | Senior Notes, due 2034 | Prime Rate |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Basis spread on variable rate (as a percent) |  |  | 0.75% |  |
Senior Notes | Senior Notes, due 2034 | Minimum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  | 3.00% | 6.75% | 3.00%
Senior Notes | Senior Notes, due 2034 | Maximum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 7.25% | 6.75%
Subordinated Notes |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Long-term debt, gross |  |  |  | $ 50,000,000 | $ 50,000,000
Subordinated Notes | Subordinated Notes due 2030 |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Long-term debt, gross |  |  |  | $ 15,000,000 | $ 15,000,000
Stated interest rate (as a percent) |  |  |  | 6.00% |
Debt instrument, term |  |  |  | 5 years |
Subordinated Notes | Subordinated Notes due 2030 | Secured Overnight Financing Rate (SOFR) | Forecast |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Basis spread on variable rate (as a percent) |  | 5.91% |  |  |
Subordinated Notes | Subordinated Notes due 2030 | Minimum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 6.00% | 6.00%
Subordinated Notes | Subordinated Notes due 2030 | Maximum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 6.00% | 6.00%
Subordinated Notes | Subordinated Notes due 2032 |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Long-term debt, gross |  |  |  | $ 35,000,000 | $ 35,000,000
Stated interest rate (as a percent) |  |  |  | 4.75% |
Debt instrument, term |  |  |  | 5 years |
Subordinated Notes | Subordinated Notes due 2032 | Secured Overnight Financing Rate (SOFR) | Forecast |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Basis spread on variable rate (as a percent) | 3.29% |  |  |  |
Subordinated Notes | Subordinated Notes due 2032 | Minimum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 4.75% | 4.75%
Subordinated Notes | Subordinated Notes due 2032 | Maximum |  |  |  |  |
Summary of Federal Home Loan Bank advances |  |  |  |  |
Stated interest rate (as a percent) |  |  |  | 4.75% | 4.75%

X
- Definition Federal Home Loan Bank, Advances, under One Year + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesUnderOneYear
Namespace Prefix: | czwi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Federal Home Loan Bank, Advances, Year Three + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesYearThree
Namespace Prefix: | czwi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Federal Home Loan Bank, Advances, Year Three, Interest Rate + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesYearThreeInterestRate
Namespace Prefix: | czwi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Federal Home Loan Bank, Advances, Year Two + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesYearTwo
Namespace Prefix: | czwi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Federal Home Loan Bank, Advances, Year Two, Interest Rate + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesYearTwoInterestRate
Namespace Prefix: | czwi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Federal Home Loan Bank, Advances, under One Year, Interest Rate + References No definition available. + Details
Name: | czwi_FederalHomeLoanBankAdvancesunderOneYearInterestRate
Namespace Prefix: | czwi_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Long-term Federal Home Loan Bank Advances, Net + References No definition available. + Details
Name: | czwi_LongtermFederalHomeLoanBankAdvancesNet
Namespace Prefix: | czwi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
Name: | us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of unamortized debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69C -URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1D -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 55 -Paragraph 69B -URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentUnusedBorrowingCapacityAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of advances from the Federal Home Loan Bank (FHLB). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank). + References No definition available. + Details
Name: | us-gaap_FederalHomeLoanBankAdvancesWeightedAverageInterestRate
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, the maximum amount borrowed at any time during the period. + References No definition available. + Details
Name: | us-gaap_ShorttermDebtMaximumAmountOutstandingDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=czwi_SeniorNotesVariableRateDueInJune2031Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_FederalReserveBankAdvancesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=czwi_SeniorNotesVariableRateDueIn2034Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SubordinatedDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=czwi_SubordinatedNotes600DueAugust2030VariableRateCommencingSeptember2025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=czwi_SubordinatedNotes475DueMarch2032VariableRateCommencingApril2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |