XML 70 R55.htm IDEA: XBRL DOCUMENT
v3.25.1

Retirement Plans (Fair Value of Employee Plan Assets) (Details) | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Oct. 31, 2023 USD ($) participant | Jan. 31, 2025 USD ($) | Jan. 31, 2024 USD ($) | Jan. 31, 2023 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Investments assets sold | $ 5,300,000 |  |  |
Proceeds from investment assets sold used to purchase annuities, number of participants | participant | 49 |  |  |
Proceeds from investment assets sold used to purchase annuities, number of vested terminated participants | participant | 89 |  |  |
Combined Employee Retirement Plans [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | $ 21,039,000 | $ 19,111,000 | $ 23,628,000
Combined Employee Retirement Plans [Member] | Managed Investment Fund [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 2,500,000 | 2,200,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 18,564,000 | 16,970,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Common Stock [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 12,647,000 | 11,560,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Principal Money Market [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 175,000 | 204,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Federated Herme Gove Oblig |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 260,000 | 327,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Vanguard INTM Term Investment Fund [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 771,000 | 675,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Vanguard LT Investment [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 1,916,000 | 1,744,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Ishares Russell 2000 [Domain] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 19,000 | 16,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Ishares Russell MID-CAP Fund |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 20,000 | 17,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Ishares Emerging Markets Fund [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 17,000 | 15,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Ishares MCSI RAFE Fund [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 42,000 | 39,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Ishares S&P Index [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 19,000 | 15,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Vanguard LT Treasury [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | 1,904,000 | 1,695,000 |
Combined Employee Retirement Plans [Member] | Fair Value, Inputs, Level 1 [Member] | Vanguard INTM Term Treasury [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Fair value of plan assets |  | $ 774,000 | $ 663,000 |

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

X
- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(02) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_DefinedBenefitPlanFairValueOfPlanAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Defined Benefit Plan, Plan Assets, Amount Not Reported At Fair Value + References No definition available. + Details
Name: | virc_DefinedBenefitPlanPlanAssetsAmountNotReportedAtFairValue
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Defined Benefit Plan, Plan Assets Proceeds Used To Purchase Annuities, Number Of Participants + References No definition available. + Details
Name: | virc_DefinedBenefitPlanPlanAssetsProceedsUsedToPurchaseAnnuitiesNumberOfParticipants
Namespace Prefix: | virc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Defined Benefit Plan, Plan Assets Proceeds Used To Purchase Annuities, Number Of Vested Terminated Participants + References No definition available. + Details
Name: | virc_DefinedBenefitPlanPlanAssetsProceedsUsedToPurchaseAnnuitiesNumberOfVestedTerminatedParticipants
Namespace Prefix: | virc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Defined Benefit Plan, Plan Assets Sold + References No definition available. + Details
Name: | virc_DefinedBenefitPlanPlanAssetsSold
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_ManagedInvestmentFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=us-gaap_CashAndCashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_FederatedHermeGoveObligMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_VanguardINTMTermInvestmentFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_VanguardLTInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_IsharesRussell2000Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_IsharesRussellMIDCAPFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_IsharesEmergingMarketsFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_IsharesMCSIRAFEFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_IsharesSPIndexMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_VanguardLTTreasuryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=virc_VanguardINTMTermTreasuryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |