Financing Receivable, Specific Reserve

No definition available.

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Namespace Prefix:	czwi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of financing receivable modified on trial basis.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=czwi_ResidentialMortgagePortfolioSegmentMember
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- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=czwi_ConsumerInstallmentPortfolioSegmentMember
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LOANS AND ALLOWANCE FOR CREDIT LOSSES - TDR Loan Modifications (Details) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2022 USD ($) contract	Sep. 30, 2022 USD ($) contract	Dec. 31, 2022 troubled_debt_restructuring
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of Contracts	7	21	1
Pre-Modification Outstanding Recorded Investment	$ 3,257	$ 6,089
Post-Modification Outstanding Recorded Investment	3,257	6,089
Specific Reserve	0	0
Maturity Extension
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	1,431	2,735
Modified Payment
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	147	147
Modified Under- writing
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	1,679	3,207
Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	$ 0	$ 0
Commercial/Agricultural Real Estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of Contracts \| contract	2	7
Pre-Modification Outstanding Recorded Investment	$ 1,539	$ 3,205
Post-Modification Outstanding Recorded Investment	1,539	3,205
Specific Reserve	0	0
Commercial/Agricultural Real Estate \| Maturity Extension
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	1,241
Commercial/Agricultural Real Estate \| Modified Payment
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	0
Commercial/Agricultural Real Estate \| Modified Under- writing
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	1,539	1,964
Commercial/Agricultural Real Estate \| Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	$ 0	$ 0
C&I/Agricultural operating
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of Contracts \| contract	2	5
Pre-Modification Outstanding Recorded Investment	$ 1,564	$ 2,160
Post-Modification Outstanding Recorded Investment	1,564	2,160
Specific Reserve	0	0
C&I/Agricultural operating \| Maturity Extension
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	1,424	1,424
C&I/Agricultural operating \| Modified Payment
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	0
C&I/Agricultural operating \| Modified Under- writing
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	140	736
C&I/Agricultural operating \| Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	$ 0	$ 0
Residential Mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of Contracts \| contract	3	9
Pre-Modification Outstanding Recorded Investment	$ 154	$ 724
Post-Modification Outstanding Recorded Investment	154	724
Specific Reserve	0	0
Residential Mortgage \| Maturity Extension
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	7	70
Residential Mortgage \| Modified Payment
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	147	147
Residential Mortgage \| Modified Under- writing
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	507
Residential Mortgage \| Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	$ 0	$ 0
Consumer Installment
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of Contracts \| contract	0	0
Pre-Modification Outstanding Recorded Investment	$ 0	$ 0
Post-Modification Outstanding Recorded Investment	0	0
Specific Reserve	0	0
Consumer Installment \| Maturity Extension
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	0
Consumer Installment \| Modified Payment
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	0
Consumer Installment \| Modified Under- writing
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	0	0
Consumer Installment \| Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Modifications	$ 0	$ 0