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Subsequent Events (Detail Textuals) (Subsequent Event, USD $) | 1 Months Ended
--- | ---
Feb. 28, 2014
Subsequent Event |
Subsequent Event [Line Items] |
Decrease in copyright data fees per year | $ 700,000

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

X
- Definition This element represents decrease in copyright data fees per year. + References No definition available. + Details
Name: | valu_DecreaseInCopyrightDataFeesPerYear
Namespace Prefix: | valu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration