XML 163 R111.htm IDEA: XBRL DOCUMENT
v3.24.0.1

INCOME TAXES - Paragraphs (Details) | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($)
INCOME TAXES |
Net operating loss | $ 2,600,000
Annual offset of net operating loss | $ 563,000
Threshold percentage of taxable income to use net operating loss | 80.00%
Unrecognized Tax Benefits, Ending Balance | $ 0

X
- Definition The annual limitations on the use of all operating loss carryforwards available to reduce future taxable income. + References No definition available. + Details
Name: | cznc_OperatingLossCarryforwardsLimitationsOnUsePerYear
Namespace Prefix: | cznc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the threshold percentage of taxable income without regard to the net operating loss, considered as the limitations on use of NOLs. + References No definition available. + Details
Name: | cznc_OperatingLossCarryforwardsLimitationsOnUseThresholdPercentageOfTaxableIncome
Namespace Prefix: | cznc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-3 + Details
Name: | us-gaap_OperatingLossCarryforwards
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org//1943274/2147482525/740-10-45-10B + Details
Name: | us-gaap_UnrecognizedTaxBenefits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant