XML 79 R65.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Available-For-Sale Securities in Continuous Unrealized Loss Position (Detail) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value | $ 109,950 | $ 4,040
Available-for-sale Securities, Less than 12 Months, Unrealized Losses | (544) | (17)
Available-for-sale Securities, 12 Months or Longer, Fair Value | 119,438 | 146,382
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses | (10,027) | (12,240)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 229,388 | 150,422
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (10,571) | (12,257)
Municipal securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value | 8,126 | 1,112
Available-for-sale Securities, Less than 12 Months, Unrealized Losses | (48) | (8)
Available-for-sale Securities, 12 Months or Longer, Fair Value | 10,393 | 25,007
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses | (309) | (684)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 18,519 | 26,119
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (357) | (692)
U.S. Agency securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value | 4,441 |
Available-for-sale Securities, Less than 12 Months, Unrealized Losses | (5) |
Available-for-sale Securities, 12 Months or Longer, Fair Value | 23,922 | 29,448
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses | (746) | (1,017)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 28,363 | 29,448
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (751) | (1,017)
Single Issue Trust Preferred Securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, 12 Months or Longer, Fair Value | 47,832 | 46,137
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses | (8,050) | (9,685)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 47,832 | 46,137
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (8,050) | (9,685)
Corporate securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value | 70,333 |
Available-for-sale Securities, Less than 12 Months, Unrealized Losses | (238) |
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 70,333 |
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (238) |
Mortgage-backed Agency securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value | 27,050 | 2,778
Available-for-sale Securities, Less than 12 Months, Unrealized Losses | (253) | (3)
Available-for-sale Securities, 12 Months or Longer, Fair Value | 37,291 | 45,790
Available-for-sale Securities, 12 Months or Longer, Unrealized Losses | (922) | (854)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 64,341 | 48,568
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | $ (1,175) | (857)
Equity Securities |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Less than 12 Months, Fair Value |  | 150
Available-for-sale Securities, Less than 12 Months, Unrealized Losses |  | (6)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value |  | 150
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss |  | $ (6)

X
- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for less than twelve months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 + Details
Name: | us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_ScheduleOfAvailableForSaleSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InvestmentTypeAxis=us-gaap_NontaxableMunicipalBondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=fcbc_SingleIssueTrustPreferredSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=fcbc_MortgageBackedSecuritiesAgencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |