XML 15 R17.htm IDEA: XBRL DOCUMENT v2.4.0.8

Share Repurchase Plan	9 Months Ended
	May 31, 2013
Share Repurchase Plan [Abstract]
Share Repurchase Plan	Note 9. Share Repurchase Plan  On December 13, 2011, the Company’s Board of Directors approved a share buy-back plan. Under the plan, which is in effect through December 12, 2013, the Company is authorized to acquire up to $50.0 million of its outstanding shares on such terms and conditions as may be acceptable to the Company’s Chief Executive Officer or Chief Financial Officer and in compliance with all laws and regulations applicable thereto. During the period from December 14, 2011 through May 31, 2013, the Company repurchased 897,940 shares at a total cost of $43.5 million.

X

- Details

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

X

- Definition

Disclosures related to the Company's share repurchase program, including, but not necessarily limited to, the history and details of the program, such as the approved amount by the Board of Directors, the period of time the program is anticipated to cover, the share amounts repurchased in the time periods covered by the financial statements, and current status of the program.

+ References

No definition available.

+ Details

Name:	wdfc_ShareRepurchasePlanTextBlock
Namespace Prefix:	wdfc_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration