XML 181 R112.htm IDEA: XBRL DOCUMENT v3.22.0.1

OFF-BALANCE SHEET RISK - Standby Letters of Credit Expirations (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Off-Balance Sheet Risk
Letters of Credit Outstanding, Amount	$ 0	$ 0
Standby Letters of Credit
Off-Balance Sheet Risk
2022	10,021
2023	13
2024	20
2026	25
Total	$ 10,079	$ 9,107

X

- Definition

Represents the off-balance sheet risks expected over the next 12 months.

+ References

No definition available.

+ Details

Name:	cznc_FairValueDisclosureOffBalanceSheetRisksExpirationsNext12Months
Namespace Prefix:	cznc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Off-balance sheet risks expected expirations in year six.

+ References

No definition available.

+ Details

Name:	cznc_FairValueDisclosureOffBalanceSheetRisksExpirationsYearSix
Namespace Prefix:	cznc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Off-balance sheet risks expected expirations in year two.

+ References

No definition available.

+ Details

Name:	cznc_FairValueDisclosureOffBalanceSheetRisksExpirationsYearTwo
Namespace Prefix:	cznc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Off-balance sheet risks expected expirations in year three.

+ References

No definition available.

+ Details

Name:	cznc_FairValueDisclosureOffbalanceSheetRisksExpirationsYearThree
Namespace Prefix:	cznc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

+ Details

Name:	us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

No definition available.

+ Details

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

X

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_StandbyLettersOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: