Fair Values (Tables)

3 Months Ended

Oct. 31, 2011

Fair Values [Abstract]

Fair Value Of Outstanding Derivatives In Consolidated Balance Sheet

	October 31, 2011		July 31, 2011
Asset derivatives recorded under the caption Prepaids and other current assets
Foreign exchange contracts	$	1,596	$	945
Liability derivatives recorded under the caption Other current liabilities
Foreign exchange contracts	$	1,409	$	1,470

Fair Value Of Financial Assets And Liabilities

	Significant Other Observable Inputs (Level 2)*
	October 31, 2011		July 31, 2011
Forward exchange contracts - net asset (liability) position	$	187	$	(525	)

* Inputs to the valuation methodology of level 2 assets include quoted prices for similar assets or liabilities in active markets; quoted prices for identical or similar assets or liabilities in inactive markets; inputs other than quoted prices that are observable for the asset or liability; and inputs that are derived principally from or corroborated by observable market data by correlation or other means.