Financial Instruments (Tables)

6 Months Ended

Jan. 31, 2013

Financial Instruments [Abstract]

Impact On Accumulated Other Comprehensive Income (Loss) And Earnings From Foreign Exchange Contracts That Qualified As Cash Flow Hedges

	January 31,
	2013			2012
Net carrying amount at beginning of year	$	(373	)	$	241
Cash flow hedges deferred in other comprehensive income		(202	)		1,674
Cash flow hedges reclassified to income (effective portion)		563			(903	)
Change in deferred taxes		(198	)		(314	)
Net carrying amount at January 31	$	(210	)	$	698