XML 37 R61.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Loans Modified as Troubled Debt Restructurings by Loan Class for which there was Payment Default (Detail) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 USD ($) Contract | Sep. 30, 2014 USD ($) Contract | Sep. 30, 2015 USD ($) Contract | Sep. 30, 2014 USD ($) Contract
Financing Receivable, Modifications [Line Items] |  |  |  |
Total Contracts | 1 | 2 | 2 | 2
Pre-Modification Recorded Investment | $ | $ 78 | $ 312 | $ 431 | $ 312
Commercial Loans | Single-family Non-owner Occupied |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Total Contracts | 1 |  | 1 |
Pre-Modification Recorded Investment | $ | $ 78 |  | $ 78 |
Consumer Real Estate | Single Family Owner Occupied |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Total Contracts |  | 2 |  | 2
Pre-Modification Recorded Investment | $ |  | $ 312 |  | $ 312
Consumer Real Estate | Owner Occupied Construction |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Total Contracts |  |  | 1 |
Pre-Modification Recorded Investment | $ |  |  | $ 353 |

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

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953682-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=fcbc_SingleFamilyNonOwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=fcbc_ConsumerRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=fcbc_SingleFamilyOwnerOccupiedLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=fcbc_OwnerOccupiedConstructionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |