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Lease Commitments (Detail Textuals) (USD $) | 0 Months Ended | 9 Months Ended | 167 Months Ended | 0 Months Ended
--- | --- | --- | --- | ---
Jun. 04, 1993 | Jan. 31, 2013 | Jan. 31, 2012 | Apr. 30, 2007 | Feb. 07, 2013 Citi Bank Subsequent Event sqft
Operating Leased Assets [Line Items] |  |  |  |  |
Term of lease | 15 years |  |  |  |
Extended term of lease |  |  |  | 5 years |
Area of land for lease |  |  |  |  | 44,493
Base rent under the sublease agreement |  |  |  |  | $ 1,468,269
Security deposit in cash |  |  |  |  | 489,423
Rental expenses |  | $ 1,882,000 | $ 1,882,000 |  |

X
- Definition Rental expense incurred for leased assets including furniture and equipment which has not been recognized in costs and expenses applicable to sales and revenues; for example, cost of goods sold or other operating costs and expenses. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. + 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 210.5-02.8,17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_SecurityDeposit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Represents area of land for lease. + References No definition available. + Details
Name: | valu_AreaOfLandForLease
Namespace Prefix: | valu_
Data Type: | num:areaItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents base rent per annum under the sublease agreement. + References No definition available. + Details
Name: | valu_BaseRentPerAnnumUnderSubleaseAgreement
Namespace Prefix: | valu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents extended term of lease. + References No definition available. + Details
Name: | valu_ExtendedTermOfLease
Namespace Prefix: | valu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents term of lease. + References No definition available. + Details
Name: | valu_TermOfLease
Namespace Prefix: | valu_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration