XML 61 R49.htm IDEA: XBRL DOCUMENT
v3.20.2

Note 4 - Allowance for Loan Losses - Impaired Loans and Related Allowances (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019
Impaired loans, unpaid principal balance | $ 5,982 | $ 1,879 | $ 1,639
Impaired loans, recorded investment with no allowance | 1,263 | 1,198 | 1,020
Impaired loans, recorded investment with allowance | 4,530 | 577 | 439
Impaired loans, total recorded investment | 5,793 | 1,775 | 1,459
Impaired loans, related allowance | 28 | 101 | 33
Impaired loans, average recorded investment | 1,520 | 2,242 | 1,926
Impaired loans, interest income recognized | 128 | 6 | 5
Real Estate 1 [Member] | Construction and Land Development [Member] |  |  |
Impaired loans, unpaid principal balance | 439 | 410 | 401
Impaired loans, recorded investment with no allowance | 400 | 0 | 70
Impaired loans, recorded investment with allowance | 0 | 391 | 297
Impaired loans, total recorded investment | 400 | 391 | 367
Impaired loans, related allowance | 0 | 46 | 22
Impaired loans, average recorded investment | 383 | 360 | 369
Impaired loans, interest income recognized | 0 | 1 | 1
Real Estate 1 [Member] | Secured by Multi-family Residential Properties [Member] |  |  |
Impaired loans, unpaid principal balance | 595 | 941 | 729
Impaired loans, recorded investment with no allowance | 280 | 715 | 488
Impaired loans, recorded investment with allowance | 217 | 151 | 142
Impaired loans, total recorded investment | 497 | 866 | 630
Impaired loans, related allowance | 5 | 20 | 11
Impaired loans, average recorded investment | 563 | 802 | 769
Impaired loans, interest income recognized | 1 | 2 | 1
Real Estate 1 [Member] | Other Real Estate Loans [Member] |  |  |
Impaired loans, unpaid principal balance | 4,948 | 528 | 509
Impaired loans, recorded investment with no allowance | 583 | 483 | 462
Impaired loans, recorded investment with allowance | 4,313 | 35 | 0
Impaired loans, total recorded investment | 4,896 | 518 | 462
Impaired loans, related allowance | 23 | 35 | 0
Impaired loans, average recorded investment | 574 | 1,035 | 766
Impaired loans, interest income recognized | $ 127 | 3 | 3
Commercial and Industrial Loans [Member] |  |  |
Impaired loans, unpaid principal balance |  | 0 | 0
Impaired loans, recorded investment with no allowance |  | 0 | 0
Impaired loans, recorded investment with allowance |  | 0 | 0
Impaired loans, total recorded investment |  | 0 | 0
Impaired loans, related allowance |  | 0 | 0
Impaired loans, average recorded investment |  | 45 | 22
Impaired loans, interest income recognized |  | $ 0 | $ 0

X
- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fxnc_RealEstate1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=fxnc_CommercialAndIndustrialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |