XML 31 R47.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Allowance for Loan Losses - Allowance by Impairment Methodology and Loans by Impairment Methodology (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | $ 6,718 | $ 10,644 | $ 10,644
Charge-offs |  |  | (783) | (545) | (927)
Recoveries |  |  | 294 | 507 | 851
Provision for (recovery of) loan losses | $ (100) | $ (400) | (100) | (600) | (3,850)
Ending Balance | 6,129 | 10,006 | 6,129 | 10,006 | 6,718
Ending Balance: |  |  |  |  |
Allowance for loan losses, Individually evaluated for impairment | 1,563 | 1,873 | 1,563 | 1,873 | 1,907
Allowance for loan losses, Collectively evaluated for impairment | 4,566 | 8,133 | 4,566 | 8,133 | 4,811
Loans: |  |  |  |  |
Ending Balance | 391,721 | 367,490 | 391,721 | 367,490 | 378,410
Loans, Individually evaluated for impairment | 10,770 | 19,882 | 10,770 | 19,882 | 13,922
Loans, Collectively evaluated for impairment | 380,951 | 347,608 | 380,951 | 347,608 | 364,488
Construction and Land Development [Member] |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | 1,403 | 2,710 | 2,710
Charge-offs |  |  |  |  | (91)
Recoveries |  |  | 2 | 40 | 80
Provision for (recovery of) loan losses |  |  | 204 | (636) | (1,296)
Ending Balance | 1,609 | 2,114 | 1,609 | 2,114 | 1,403
Ending Balance: |  |  |  |  |
Allowance for loan losses, Individually evaluated for impairment | 437 | 779 | 437 | 779 | 245
Allowance for loan losses, Collectively evaluated for impairment | 1,172 | 1,335 | 1,172 | 1,335 | 1,158
Loans: |  |  |  |  |
Ending Balance | 32,009 | 32,795 | 32,009 | 32,795 | 29,475
Loans, Individually evaluated for impairment | 3,319 | 6,427 | 3,319 | 6,427 | 3,205
Loans, Collectively evaluated for impairment | 28,690 | 26,368 | 28,690 | 26,368 | 26,270
Secured by 1-4 Family Residential [Member] |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | 1,204 | 2,975 | 2,975
Charge-offs |  |  | (47) | (104) | (272)
Recoveries |  |  | 83 | 7 | 15
Provision for (recovery of) loan losses |  |  | (314) | 18 | (1,514)
Ending Balance | 926 | 2,896 | 926 | 2,896 | 1,204
Ending Balance: |  |  |  |  |
Allowance for loan losses, Individually evaluated for impairment | 79 | 126 | 79 | 126 | 173
Allowance for loan losses, Collectively evaluated for impairment | 847 | 2,770 | 847 | 2,770 | 1,031
Loans: |  |  |  |  |
Ending Balance | 173,265 | 151,043 | 173,265 | 151,043 | 163,727
Loans, Individually evaluated for impairment | 2,387 | 3,297 | 2,387 | 3,297 | 3,414
Loans, Collectively evaluated for impairment | 170,878 | 147,746 | 170,878 | 147,746 | 160,313
Other Real Estate [Member] |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | 3,658 | 4,418 | 4,418
Charge-offs |  |  | (471) | (203) | (203)
Recoveries |  |  | 1 | 339 | 509
Provision for (recovery of) loan losses |  |  | (16) | (167) | (1,066)
Ending Balance | 3,172 | 4,387 | 3,172 | 4,387 | 3,658
Ending Balance: |  |  |  |  |
Allowance for loan losses, Individually evaluated for impairment | 1,025 | 911 | 1,025 | 911 | 1,456
Allowance for loan losses, Collectively evaluated for impairment | 2,147 | 3,476 | 2,147 | 3,476 | 2,202
Loans: |  |  |  |  |
Ending Balance | 155,396 | 146,483 | 155,396 | 146,483 | 151,802
Loans, Individually evaluated for impairment | 4,944 | 9,994 | 4,944 | 9,994 | 7,183
Loans, Collectively evaluated for impairment | 150,452 | 136,489 | 150,452 | 136,489 | 144,619
Commercial and Industrial [Member] |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | 310 | 442 | 442
Charge-offs |  |  | (59) | (36) | (43)
Recoveries |  |  | 62 | 3 | 18
Provision for (recovery of) loan losses |  |  | (55) | 65 | (107)
Ending Balance | 258 | 474 | 258 | 474 | 310
Ending Balance: |  |  |  |  |
Allowance for loan losses, Individually evaluated for impairment | 22 | 57 | 22 | 57 | 33
Allowance for loan losses, Collectively evaluated for impairment | 236 | 417 | 236 | 417 | 277
Loans: |  |  |  |  |
Ending Balance | 19,319 | 24,797 | 19,319 | 24,797 | 21,166
Loans, Individually evaluated for impairment | 120 | 164 | 120 | 164 | 120
Loans, Collectively evaluated for impairment | 19,199 | 24,633 | 19,199 | 24,633 | 21,046
Consumer and Other Loans [Member] |  |  |  |  |
Allowance for loan losses: |  |  |  |  |
Beginning Balance |  |  | 143 | 99 | 99
Charge-offs |  |  | (206) | (202) | (318)
Recoveries |  |  | 146 | 118 | 229
Provision for (recovery of) loan losses |  |  | 81 | 120 | 133
Ending Balance | 164 | 135 | 164 | 135 | 143
Ending Balance: |  |  |  |  |
Allowance for loan losses, Collectively evaluated for impairment | 164 | 135 | 164 | 135 | 143
Loans: |  |  |  |  |
Ending Balance | 11,732 | 12,372 | 11,732 | 12,372 | 12,240
Loans, Collectively evaluated for impairment | $ 11,732 | $ 12,372 | $ 11,732 | $ 12,372 | $ 12,240

X
- Definition Financing receivable loans and leases receivable. + References No definition available. + Details
Name: | fxnc_FinancingReceivableLoansAndLeasesReceivableAbstract
Namespace Prefix: | fxnc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section L -Subsection 1 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

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

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