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Sale Of Japan Product Sales Operation (Income Recognized From Discontinued Operations) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 31, 2010
Sale Of Japan Product Sales Operation [Abstract]
Sales	$ 5,097
Gross profit	2,230
Income before income taxes	988
Income tax provision	(440)
Income from discontinued operations, net of tax	$ 548

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- Definition

Overall income (loss) from a disposal group that is classified as a component of the entity, before income tax, reported as a separate component of income before extraordinary items. Includes the following (before income tax): income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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