XML 17 R24.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Debt (Details) (USD $) | 3 Months Ended | 6 Months Ended | 3 Months Ended |  | 3 Months Ended |  |  | 3 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 31, 2013 | Jul. 31, 2013 | Jul. 31, 2013 Accounts receivable | Jul. 31, 2013 Inventory | Jul. 31, 2013 Maximum | Jul. 31, 2013 Maximum Accounts receivable | Jul. 31, 2013 Minimum | Jul. 31, 2013 P.N.C Revolving Credit Facility | Jul. 14, 2012 P.N.C Revolving Credit Facility Amendment No. 1 to the Credit Agreement | Dec. 22, 2011 P.N.C Revolving Credit Facility Credit Agreement | Jul. 27, 2012 P.N.C Revolving Credit Facility Amendment No. 2 to the Credit Agreement | Jul. 31, 2013 London Interbank Offered Rate L.I.B.O.R Alternate Base Rate loans Maximum | Jul. 31, 2013 London Interbank Offered Rate L.I.B.O.R Alternate Base Rate loans Minimum | Jul. 31, 2013 Eurodollar Maximum | Jul. 31, 2013 Eurodollar Minimum
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of Credit Facility, Increase in Borrowing Capacity |  |  |  |  |  |  |  |  | $ 3,000,000 |  |  |  |  |  |
Debt (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility borrowing base limitation |  |  | 85.00% | 60.00% |  | 85.00% |  |  |  |  |  |  |  |  |
Revolving Credit Facility, range |  | 60,000,000 |  |  | 14,000,000 |  | 4,000,000 |  |  |  |  |  |  |  |
Revolving Credit Facility bears interest, range |  |  |  |  |  |  |  |  |  |  |  | 1.75% | 0.75% | 2.75% | 1.75%
Line of Credit Facility, Covenant, Minimum EBITDA |  |  |  |  |  |  |  |  |  | 1,600,000 | 300,000 |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  |  |  |  |  |  |  | 20,192,000 |  |  |  |  |  |  |
Debt (Additional Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sub-limit for issuances of letters of credit | 3,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility bears interest increased | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Provision to reduce borrowings under the line | 6,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Provision to reduce borrowings under the line, Period | 60 days |  |  |  |  |  |  |  |  |  |  |  |  |  |
Judgments or judicial actions against the Borrowers in excess | $ 250,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |

X
- Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum amount borrowed under the credit facility at any time during the period. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The percentage points added to the reference rate or index during the adjustment period to compute the variable [fully indexed] rate on the loans receivable realized during the reporting period. This may be an effective margin for the period depending on the specific terms of the underlying loan agreement (for example, an annual disclosure for a loan with a quarterly adjustment period). + References No definition available. + Details
Name: | us-gaap_LoansReceivableBasisSpreadOnVariableRateDuringPeriod
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | virc_DebtAdditionalTextualAbstract
Namespace Prefix: | virc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt instrument, covenant, minimum ebitda + References No definition available. + Details
Name: | virc_DebtInstrumentCovenantMinimumEbitda
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | virc_DebtTextualAbstract
Namespace Prefix: | virc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Judicial actions against excess line of credit facility + References No definition available. + Details
Name: | virc_JudicialActionsAgainstExcessLineOfCreditFacility
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line of credit facility borrowing base limitation. + References No definition available. + Details
Name: | virc_LineOfCreditFacilityBorrowingBaseLimitation
Namespace Prefix: | virc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of credit facility increase accrued interest percentage. + References No definition available. + Details
Name: | virc_LineOfCreditFacilityIncreaseAccruedInterestPercentage
Namespace Prefix: | virc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line of Credit Facility, Increase in Borrowing Capacity + References No definition available. + Details
Name: | virc_LineOfCreditFacilityIncreaseInBorrowingCapacity
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line of credit facility sub- limit. + References No definition available. + Details
Name: | virc_LineOfCreditFacilitySubLimit
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Provision to reduce borrowings under line of credit facility for period. + References No definition available. + Details
Name: | virc_ProvisionToReduceBorrowingsUnderLineOfCreditFacilityForPeriod
Namespace Prefix: | virc_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Provision to requires reduce borrowings under line of credit facility. + References No definition available. + Details
Name: | virc_ProvisionToRequiresReduceBorrowingsUnderLineOfCreditFacility
Namespace Prefix: | virc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration