Financial Instruments (Tables)

3 Months Ended

Oct. 31, 2013

Financial Instruments [Abstract]

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

	October 31,
	2013	2012
Net carrying amount at beginning of year	$            (184)	$            (373)
Cash flow hedges deferred in other  comprehensive income	(297)	(786)
Cash flow hedges reclassified to income (effective portion)	(41)	399
Change in deferred taxes	175	109
Net carrying amount at October 31	$            (347)	$            (651)