Fair Value Measurements (Tables)

3 Months Ended

Oct. 31, 2013

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Financial Assets and Liabilities Accounted for at Fair Value on a Recurring Basis

	Inputs Considered As
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Fair Values		Balance Sheet Classifications
October 31, 2013
Trading securities	$	15,133	$	—	$	15,133	Other assets
Foreign exchange contracts	—		438		438		Prepaid expenses and other current assets
Total Assets	$	15,133	$	438	$	15,571
Foreign exchange contracts	$	—	$	408	$	408	Other current liabilities
Total Liabilities	$	—	$	408	$	408
July 31, 2013
Trading securities	$	14,975	$	—	$	14,975	Other assets
Foreign exchange contracts	—		294		294		Prepaid expenses and other current assets
Total Assets	$	14,975	$	294	$	15,269
Foreign exchange contracts	$	—	$	890	$	890	Other current liabilities
Total Liabilities	$	—	$	890	$	890