XML 57 R47.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Note 5 - Credit Quality (Details Textual) Pure in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2023
Financing Receivable, Nonaccrual, Interest Income | $ 0 | $ 0 | $ 0 | $ 0 |
Financing Receivable, Modified, Number of Loans Uncollectible | 0 |  | 0 |  | 0

X
- Definition Number of modified loans that are uncollectible. + References No definition available. + Details
Name: | fcbc_FinancingReceivableModifiedNumberOfLoansUncollectible
Namespace Prefix: | fcbc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of interest income on financing receivable on nonaccrual status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualInterestIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration