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Commitments And Contingencies (Details) (USD $) In Millions, unless otherwise specified | Nov. 30, 2014
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Commitments And Contingencies [Abstract] |
Significant purchase commitment amount committed | $ 1.7 wdfc_SignificantPurchaseCommitmentAmountCommitted
Commitment outstanding | 0 wdfc_PurchaseCommitmentsAmountOutstanding
Liabilities related to indemnification agreement | $ 0 wdfc_LiabilitiesRelatedToIndemnificationAgreement

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

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- Definition Liabilities related to indemnification agreement. + References No definition available. + Details
Name: | wdfc_LiabilitiesRelatedToIndemnificationAgreement
Namespace Prefix: | wdfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Purchase commitments amount outstanding. + References No definition available. + Details
Name: | wdfc_PurchaseCommitmentsAmountOutstanding
Namespace Prefix: | wdfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Significant purchase commitment amount committed + References No definition available. + Details
Name: | wdfc_SignificantPurchaseCommitmentAmountCommitted
Namespace Prefix: | wdfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant