XML 46 R34.htm IDEA: XBRL DOCUMENT v3.19.2

Property And Equipment (Narrative) (Details) - May 31, 2019 £ in Millions, $ in Millions	GBP (£)	USD ($)
Milton Keynes, England [Member] | Land and Building [Member]
Business Acquisition [Line Items]
Capital costs	£ 6.4	$ 8.1

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

X

- Definition

Capital Costs

+ References

No definition available.

+ Details

Name:	wdfc_CapitalCosts
Namespace Prefix:	wdfc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	srt_StatementGeographicalAxis=wdfc_MiltonKeynesEnglandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LandAndBuildingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: